Natural Acid and Base Indicators

There are many common household products and garden plants that can be used as pH indicators. Most plants contain pH-sensitive anthocyanins, making them perfect for testing acid and base levels. Many of these natural pH indicators exhibit a broad range of colors. Plants You Can Use to Test pH Levels The natural world has given us numerous plants, from beets to grapes to onions, that can be used to test the pH levels of a solution. These natural pH indicators include: Beets:  A very basic solution (high pH) will change the color of beets or beet juice from red to purple.Blackberries:  Blackberries, black currants, and black raspberries change from red in an acidic environment to blue or violet in a basic environment.Blueberries:  Blueberries are blue around pH 2.8-3.2, but turn red as the solution becomes even more acidic.Cherries:  Cherries and their juice are red in an acidic solution, but they turn blue to purple in a basic solution.Curry Powder:  Curry contains the pigment curcumin, which changes from yellow at pH 7.4 to red at pH 8.6.Delphinium Petals:  The anthocyanin delphinidin changes from bluish-red in an acidic solution to violet-blue in a basic solution.Geranium Petals:  Geraniums contain the anthocyanin pelargonidin, which changes from orange-red in an acidic solution to blue in a basic solution.Grapes:  Red and purple grapes contain multiple anthocyanins. Blue grapes contain a monoglucoside of malvidin, which changes from deep red in an acidic solution to violet in a basic solution.Horse Chestnut Leaves:  Soak horse chestnut leaves in alcohol to extract the fluorescent dye esculin. Esculin is colorless at pH 1.5 but becomes fluorescent blue at pH 2. Get the best effect by shining a black light on the indicator.Morning Glories:  Morning glories contain a pigment known as heavenly blue anthocyanin, which changes from purplish-red at pH 6.6 to blue at pH 7.7.Onion:  Onions are olfactory indicators. You dont smell onions in strongly basic solutions. Red onion also changes from pale red in an acidic solution to green in a basic solution.Petunia Petals:  The anthocyanin petunin changes from reddish-purple in an acidic solution to violet in a basic solution.Poison Primrose: Primula sinensis has orange or blue flowers. The orange flowers contain a mixture of pelargonins. The blue flowers contain malvin, which turns from red to purple as a solution goes from acidic to basic.Purple Peonies:  Peo nin changes from reddish-purple or magenta in an acidic solution to deep purple in a basic solution.Red (Purple) Cabbage:  Red cabbage contains a mixture of pigments used to indicate a wide pH range.Rose Petals:  The oxonium salt of cyanin turns from red to blue in a basic solution.Turmeric:  This spice contains a yellow pigment, curcumin, which changes from yellow at pH 7.4 to red at pH 8.6. Household Chemicals That Are pH Indicators If you dont have any of the materials above at hand, you can also use some common household chemicals to test pH levels. These include: Baking Soda:  Baking soda will fizz when added to an acidic solution such as vinegar, but will not fizz in an alkaline solution. The reaction doesnt readily reverse itself, so while baking soda can be used to test a solution, it cant be reused.Color-Changing Lipstick:  Youll need to test your color-changing lipstick to determine its pH range, but most cosmetics that change color respond to changes in pH (these are different from cosmetics that change color according to the angle of light).ExLax Tablets:  These tablets contain phenolphthalein, which is a pH indicator that is colorless in solutions more acidic than pH 8.3 and pink to deep red in solutions more basic than pH 9.Vanilla Extract:  Vanilla extract is an olfactory indicator. You cant smell the characteristic scent at high pHs  because the molecule is in its ionic form.Washing Soda:  As with baking soda, washing soda fizzes in an acidic solution but not in a basic solution.

What Does Business Mean - 1293 Words

What does business mean to me? Another way of saying commerce? A term that describes production, purchasing or selling? In my point of view, business is a fabulous world where to consult financial situations, expressing the passion in interacting commercial cases. Because I enjoy the beauty of this business world, there is no doubt in my mind that I want to take global business and advertising, marketing, and consumer culture at your summer school. I have been researching on several summer schools, which provide business related courses. However, the only program that caught me attention is the Cambridge Tradition. Not only because the great reputation of the Cambridge campus is spread out the world, but what we will actually learn during the one month of summer is the supreme to me. The amazing opportunity offered by your summer school will allow me to explore the structures of international commerce, the development of economic, engagement of global marketplace, the omnipresence of either marketing or branding, and the power of selling strategies. Furthermore, the method of how your school educates students and assessing student’s learning ability fascinated me. I have always wanted to achieve business conceptions by analyzing real-life case studies or playing business related games. As well, I am more willing to be assessed by integrating me to the real business case, and evaluate how I can apply the knowledge I have learned while encountering the situation.Show MoreRelatedWhat Does It Mean For A New Business Environment?1112 Words   |  5 PagesEvolution is upon us in the business industry. 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Social Issue in IOT and its Impact for Society - MyAssignmenthelp

Question: Discuss about theSocial Issue in IOT and its Impact for Society. Answer: Introduction The internet has been regarded as the connection that exists between individuals and data. Nevertheless, we have been all coping with the degree of the abstraction beyond that. Nevertheless, in contrast to the internet which is the concrete technical infrastructure whose design along with the architecture have been reported well, the internet of things continues to be majorly a vision and only part reality-people IOT technology in addition to the system could exists, there is however absolutely no present coherent global IOT (Atzori, Iera and Morabito, 2010) . Whatever the form, which it will take, the IOT may likely be an extension of the internet. The variances, which exists, between the internet of things and internet can be extremely hard to maintain and they essentially raise comparable issues and problems, an example might be the environment privacy and the protection of the data. The internet of things introduces new challenges, carrying along with it the inherent supposition that the data could be shared across things, programs as well as possibly sectors (Atzori, Iera and Morabito, 2010). The assumption of the data sharing could lead to the internet of thing to have more effect that is dramatic when it comes to the privacy and the protection of the data than other information as well as the communication systems. A good example , when energy or even water meter readings , that are utilized in altering a family in relation to the health of aged relative residing along . The present internet of things applications continue to be extremely conventional, hence they may be more likely to become much more radical, yet emergent and unpredictable and end user led advancement in the foreseeable future just like seen with the internet. In this research, it will highlight the social issue in the internet of things and the impact it has brought. The internet of things has had a significant ability when it comes to the impact of the humankind. We are currently entering in the world where everything could have the potential of becoming connected. According to the IDC, they have estimated that by the year 2020, the installed base for the internet of things could become as high as 212 billion, of this 30 billion will include the connected things Weber, 2010). This is a wide market and this would have a great impact to the average person daily life. There has been talk of the connected as well as the self-driving cars, smart homes or perhaps a connected healthcare is in the work, which shows there is a huge potential for the internet of things world (Vermesan, Friess, Guillemin, Gusmeroli, Sundmaeker, Bassi, Jubert, Mazura, Harrison, Eisenhauer and Doody, 2011). The internet of things has a financial effect additionally, with the project value, which is expected to close the thirty billion by the year 2020. This is one of the maj or factors particularly in the global economy and the connectivity to become the norm especially to the next few years. The Effects of the Internet of Things on Society Along with the promises to the IOT, there comes some implications that include the heighted feats of the potential grievous effects of hacking as well as cyber theft in the world of billion to which the internet has been connected to the social devices, along with the concerns of privacy (Guo, Zhang, Wang, Yu and Zhou, 2013). The potential of the internet of things depends upon the methods that are in respect to the individuals privacy options throughout the wide range of the anticipation (Weber, 2010). The data streams along with the user specificity, which can be afforded by the internet of things devices, might unlock certain extraordinary in addition to exclusive value to the IOT users (Coetzee and Eksteen, 2011). The potential concerns regarding the privacy and potential harm might limit the full adoption of the IOT. The privacy privileges and the respect of the individuals privacy anticipation are very important to have the ability to ensure they have trust and confidence in th e internet, the devices connected along with other affiliated services. Security is another impact of the internet of things. The security issues are not new in the information technology, the features of the implementation of things found new in addition to unique security problems (Miorandi, Sicari, De Pellegrini and Chlamtac, 2012). Dealing with on these types of problems along with making certain the security in the internet of things both products and services needs to be an integral priority (Miorandi, Sicari, De Pellegrini and Chlamtac, 2012). The users should trust that the internet of things devices along with related data services are more secure from all the vulnerabilities especially this technology happens to be more pervasive in addition to integrated to our daily lives (Coetzee and Eksteen, 2011). Having a poorly secured internet of things devices along with the services might serve as a prospective loophole for the cyber-attack and reveal the user data to theft hence leaving a stream of data protected inadequately. The interconnected natu re of the internet of things devices means that every device that is secured poorly and connected online could affect the security as well as the resilience of the internet globally (Gubbi, Buyya, Marusic and Palaniswami, 2013.). Some of the other consideration such as the mass scale deployments of the homogenous internet of things devices have amplified this challenge. The developers as well as the users of the internet of things devices as well as the systems should have a collective obligation in ensuring that they do not expose the users and the internet itself to the potential of the harm (Medaglia and Serbanati, 2010). The forecasts of the impact of the internet of things on the society is the fact that it overemphasize on the function of the technology and presume on the causality, which can be possibly not present (Carcary, 2009). There was therefore a risk which has been related to the study of the IOT will prioritize on the specialized things along with neglect on the social aspects to the specialized system along with the information structure (Carcary, 2009). The technology not just an affiliate of a given time and place in the history however it is additionally a technological advancement and its effect there is certainly a danger to disregard the point that most of the developments will not essentially originate simply in the systems themselves (Sundmaeker, Guillemin, Friess and Woelffl, 2010). The social science perspectives would play a crucial role when it comes to identifying and challenging the assumptions in regards to the design, the implementation and the impact of the IOT to the va rious social context. Conclusion According to the IDC, it has made some predictions in regards to the growth potential for the internet of things, but what would be the future potential for this technology. I believe there would be a future where connectivity will be the norm, and not a novel thing. We are practically there already especially when everybody is holding a smart phone in the hand and remaining connected at all the times. The sociotechnical trends will affect the context of the internet of things deployments in the short term and long run. Much of the relevant will be continued to the growth of the population, the aging population and the workforce. There would be also increase in the urbanization, continuation of the high rates of the international migration and the high rates of the workforce disruption, which requires retraining. The internet of things would influence the society through facilitating on the untethering of the work particularly from the workplaces, the increased in the potential from the migration without necessary losing the touch with the friends and the family, making of physical more user friendly especially to the older individuals and improve of the personal security through surveillance. As much as its bring positive aspect, it will also bring negative effects particularly on the exposure of formerly private personal behaviors, the loss of the privacy, and the vulnerability to the serious cyber disruptions. What we can say is that there would be unintended consequences, which we could possibly not yet foresee but the standards, and the regulations will bring a perceived need, and a major responsibility to people to protect themselves. References Atzori, L., Iera, A. and Morabito, G., 2010. The internet of things: A survey. Computer networks, 54(15), pp.2787-2805. Carcary, M., 2009. The research audit trialenhancing trustworthiness in qualitative inquiry. The Electronic Journal of Business Research Methods, 7(1), pp.11-24. Coetzee, L. and Eksteen, J., 2011, May. The Internet of Things-promise for the future? An introduction. In IST-Africa Conference Proceedings, 2011 (pp. 1-9). IEEE. Gubbi, J., Buyya, R., Marusic, S. and Palaniswami, M., 2013. Internet of Things (IoT): A vision, architectural elements, and future directions. Future generation computer systems, 29(7), pp.1645-1660. Guo, B., Zhang, D., Wang, Z., Yu, Z. and Zhou, X., 2013. Opportunistic IoT: exploring the harmonious interaction between human and the internet of things. Journal of Network and Computer Applications, 36(6), pp.1531-1539. Medaglia, C.M. and Serbanati, A., 2010. An overview of privacy and security issues in the internet of things. In The Internet of Things (pp. 389-395). Springer New York. Miorandi, D., Sicari, S., De Pellegrini, F. and Chlamtac, I., 2012. Internet of things: Vision, applications and research challenges. Ad Hoc Networks, 10(7), pp.1497-1516. Sundmaeker, H., Guillemin, P., Friess, P. and Woelffl, S., 2010. Vision and challenges for realising the Internet of Things. Cluster of European Research Projects on the Internet of Things, European Commision. Vermesan, O., Friess, P., Guillemin, P., Gusmeroli, S., Sundmaeker, H., Bassi, A., Jubert, I.S., Mazura, M., Harrison, Mz, Eisenhauer, M. and Doody, P., 2011. Internet of things strategic research roadmap. Internet of Things-Global Technological and Societal Trends, 1, pp.9-52. Weber, R.H., 2010. Internet of ThingsNew security and privacy challenges. Computer law security review, 26(1), pp.23-30.