Answers edited by Simon Moore
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How would I convert the following to ppm? 3 grams of lead found in 30kg of soil.
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Question #8af18
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Question #f678c
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Why is an alkyl group is denoted by #"R"#?
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Can a rubbing alcohol conduct electric current?
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Question #ebf5e
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A #"standard solution"# is #"aqueous"#, #"unsaturated"#, #"a mother solution"#?
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Why is cholesterol in the blood?
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What are the products when Alka Seltzer dissolves in water? Is it water and carbon dioxide, i'm not really sure with that
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Question #42299
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Question #2d155
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What is formal charge and how is it determined?
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Is there a membrane that stop liquid water but let Methane gas in?
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Question #87757
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What safety equipment should always be used when working with glass or chemicals?
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Consider a mixture of water, sand, and oil. How many phases are present? How could you separate mixture into individual substances?
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Question #5f334
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What is laughing gas called? ?
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Question #c2f50
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How do you convert 2 tons to grams?
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Question #3c6f1
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Question #f92a2
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Question #1e971
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What are the advantages and disadvantages of emulsion polymerization as compared to bulk and solution polymerization?
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Question #147e5
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How can I explain the enthalpy of a system?
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Question #ece79
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Question #68599
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Question #af560
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Why are resonance structures necessary?
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What is the difference between an electrophilic substitution reaction and a nucleophilic substitution reaction?
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Question #ce94f
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What is indicated by the #methyl-# prefix?
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How much energy (in joules) is required to raise the temperature of 200g of liquid water from 20c to 50 c?
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Silver emits light of 328.1 nm when burned. What is the energy of a mole of these photons?
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When you blow air into a balloon, not only there will be increase in it's pressure but also it's volume. Is it a violation of Boyle's law?
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What are some examples of colloids and suspensions?
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How can you can tell the difference between a solution and a clear colloid?
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What volume of a #1.5*mol*L^-1# solution is required to deliver a #3.0*mol# quantity of solute?
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Does pure water have more H+ ions than OH- ions?
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Why does the Antarctic have a large hole in the ozone, when no one even lives there?
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Question #e788e
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Question #edc6b
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What volume of concentrated #HCl# contains a mass of #125*g# #HCl#?
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Question #73746
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On a mountaintop, it is observed that water boils at 90°C, not at 100°C as at sea level. Why does this phenomenon occur on the mountaintop?
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What states of matter can flow?
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Question #0ae32
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What is the pH of a #1*10^-5# #M# solution of sulfuric acid?
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What is the difference between compounds and mixtures?
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Question #2a46a
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Why alkenes called olefins?
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Question #a9349
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Is uranium a fossil fuel?
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Any 3 reasons for profuse use of plastics although it is harmful?
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What is a neat liquid?
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What are the differences between hydration, hydrolysis and condensation?
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One solution contains 55 g #NaCl # per liter. and another contains 55 g #KCl# per liter. Which solution has the higher molarity? How can you tell?
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Question #2a118
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What is the name of the compound # P_2O_5#?
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Is combustion a physical or chemical change? Why?
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Question #b65fa
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Does pure water have a concentration?
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Woollen clothes are biodegradable but nylon clothes are not. Why do you think is the case?
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What's one thing you like about Socratic?
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How does plastic benefit and harm the environment?
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Is a suspension a homogeneous or a heterogeneous mixture?
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How many grams of water could be made from 5.0 mol #H_2# and 3.0 mol #O_2#?
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What is an example of a colloid?
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Question #39df6
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How does the mass of the substance effect the specific heat value?
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Why can't we react francium with water?
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Question #ffab1
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What is the highest point on earth?
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Question #80627
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The half-life of cobalt-60 is 5.2 years. Find the time it would take for a sample of 0.5 grams to decay to 0.1 gram?
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Why do bases feel slick in nature?
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All of the reagent solutions have a concentration of 0.2 M. This means that there is 0.2 mole of dissolved substance per liter of solution. What will be the concentration after mixing, assuming you use equal volumes of each solution?
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Why do bases feel slippery?