Which of the following is true of chemical properties? (2 points) Question 1 options: 1) Chemical properties can be both intensive and extensive. 2) Chemical…
Calculate the average atomic mass of element X. Element X has three isotopes. Mass——-Relative Abundance 344.78——–23% 347.43——–55% 348.12——–22%
Give some examples of the types of hazardous chemicals, specifically oxidizers, stored in homes (such as those stored under counters and sinks, in garages/basements and in pump houses/sheds). Discuss the following: A) What problems and dangerous situations can result from the improper storage and use (i.e., mixing them together, etc.) of these chemicals? Describe potential […]
The Scenario: You are back at your plant the Monday after the Dangerous When Wet leaking tanker incident happened, and you are telling your fellow HazMat Team Coordinator how you handled the situation. Before he has a chance to offer his opinion, a call comes in over your radio that a forklift has punctured a […]
You will assemble a ‘cook book’ with a minimum of 12 recipes from at least three meal categories (such as entree, baked goods, desserts). You will analyze each recipe and discuss the selection of cooking method, the impact of heat on the ingredients, and something about the ingredients, and a discussion of the underlying science. […]
Give some examples of the types of hazardous chemicals, specifically oxidizers, stored in homes (such as those stored under counters and sinks, in garages/basements and in pump houses/sheds). Discuss the following: A) What problems and dangerous situations can result from the improper storage and use (i.e., mixing them together, etc.) of these chemicals? Describe potential […]
Chemists use the periodic table to organize and study elements found in the world. The table gives them basic information…
Describe either a commercial battery of your choice, or a topic related to corrosion, or a commercial electrolysis process. Use the following guidelines in your answer: i. Draw a clear, carefully labeled diagram indicating all the functional components of the device or process you choose, with explanations. ii. Identify and write down […]
4. When 15.0 g of steam drops in temperature from 275.0 °C to 250.0 °C, how much heat energy is released? (Cp of H2O = 4.184 J/g °C) 5. How much heat (in J) is given out when 85.0 g of lead cools from 200.0 °C to 10.0 °C? (Cp of Pb = […]
When kcal dissolves in water, ? a)the Cl- ions are attracted to the K ions on the solid KCl. b)the K ions are attracted to the partially (+) H atoms of water. c)the Cl ions are attracted to the partially negative O atoms of the water. Or d) the K ions are attracted to the […]
