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Bromothymol blue (BTB) is a chemical that turns yellow in the presence of carbon dioxide. In the presence of oxygen, BTB stays blue. In his science class, Sanjay used BTB to test for the presence of those two gases in three situations.*Sanjay's Procedure*Sanjay labeled three small jars A, B, and C. In Jar A, he put two aquatic snails. In Jar B, he put two sprigs of Elodea, an aquatic plant. In Jar C, he put two snails and two sprigs of Elodea. Sanjay added BTB solution to the jars so the snails and Elodea sprigs were covered. Then he put the lids on tightly and placed the jars in a sunny place.*Sanjays Results*Sanjay examined the jars every day for three days. These are the observations he recorded:Jar A: The BTB turned yellow.Jar B: The BTB solution stayed blue.Jar C: The BTB solution stayed blue.*Questions*1. Why did the BTB solution in Jar A turn Yellow?2. Why did the BTB solution in Jar B stay blue?3. Why did the BTB solution in Jar C stay blue?4. Which jar showed what happens during the carbon and oxygen cycles in nature? Describe the process that occurred in that jar.
A firm that imports "Water from Paradise," a brand of bottled water, from Tahiti to the United States has hired you to develop its marketing strategy.
Discuss contemporary security challenges for the 21st Century that face the United States and other industrialized nations. List examples of federal regulations and HSPDs that were implemented to deter and prevent attacks against the U.S.
Which of the following statements is true about office friendships?
What overall changes could you recommend to the executive team at Egan’s about its HR practices? What are the pros and cons of Egan’s performance appraisal system? Do you think it identifies the best employees? Do you think it helps develop employees..
Recognize and describe forces of influence which need to be considered while recognizing problem through critical thinking. Explain the methods which can be used during problem formulation.
Explain the differences between detainment, arrest, formal arrest, and custody. Compose a brief, realistic scenario that illustrates each of these situations.
Given the current state of energy use, which continues to grow exponentially in such countries as China and India, what measures can the United States and other Western countries take to produce more fuel-efficient and environmentally-friendly fuels?..
list some products both hazardous and non hazardous that you would deal with in a nursing home and how you would protect yourself and others from harm/contamination when using them
Comparison Matrix: Using matrix or chart, distinguish pro and cons of the following; Integrated social studies learning, Textbook social studies learning and Commercially purchased social learning.
When you have to report the financial status of an organization to the boards members it is extremely important to give accurate financial information because board members use this financial information in order to make important decisions within a ..
Whether a valid contract was formed. Whether, assuming a valid contract, Chips' non-conforming delivery afforded Devices the right to cancel.
What information about race and ethnicity in the United States has helped you better understand or relate to specific minority groups
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