co2 nacl hcl these may all be classified as a) elements and compounds. b) elements and molecules. c) elements and pure substances. d) compounds and pure substances.
All three items are examples of compounds and pure substances. They are not pure elements or molecules.
Answer from: Quest
They did not study the continental drift
Answer from: Quest
Alpha particles have positive charge, beta particles have negative charge, and answer 4 just doesnβt make sense. thus, you are left with only one possible answer.
You have a sample of a gas that occupies a volume of 17ml at -111 degrees celsius. what volume does the sample occupy at 88 degrees celsius? show all work asap
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