Chemistry Questions You Should Be Able to Answer #ask #question


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Chemistry Questions You Should Be Able to Answer

By Anne Marie Helmenstine, Ph.D. Chemistry Expert

Anne Helmenstine, Ph.D. is an author and consultant with a broad scientific and medical background. Read more

If you study physics, you should be able to explain why the sky is blue. If biology is your thing, you ought to be able to answer where babies come from. Chemistry doesn t have any great standard question, but there are some everyday phenomena you should be able to explain.

Fuse/Getty Images Even better, know how to prevent the tears. More

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Dave Bartruff/Digital Vision/Getty Images If ice didn t float, lakes and rivers would freeze from the bottom up, basically causing them to solidify. Do you know why solid ice is less dense than the liquid? More

This trefoil is the hazard symbol for radioactive material. Cary Bass You do realize not all radiation glows green and will mutate you, right? More

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Bubbles. andrea, morguefile.com

You can wet your hair all you want, but that won t get it clean. Do you know why soap works? Do you know how detergents work. More

The skull and crossbones is used to indicate the presence of a toxic or poisonous material. Silsor, Wikipedia Commons Do you know better than to mix bleach and ammonia or bleach and vinegar? What other everyday chemicals pose a hazard when combined? More

Autumn Leaves. Tony Roberts, morguefile.com Chlorophyll is the pigment in plants that makes them appear green, but it isn t the only pigment that is present. Do you know what affects the apparent color of leaves? More

Nugget of native gold from the Washington mining district, California. Aramgutan, Wikipedia Commons First, you should know the answer is yes and then be able to explain why it s completely impractical. More

Snow Storm. Darren Hauck/Getty Images Does it do any good? How does it work? Are all salts equally effective? More

Bleach. Mark Gallagher, Wikipedia Commons Do you know how bleach works? More

Photograph of graphite, one of the forms of elemental carbon. U.S. Geological Survey No, you don t need to be able to list every single one. You ought to be able to name the top three without thinking. It s good to know the top six. More


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