Worth 47 !
why is photosynthesis an example of a chemical reaction, and why is it classi...
Chemistry, 14.11.2019 01:31 elizabethxoxo3271
Worth 47 !
why is photosynthesis an example of a chemical reaction, and why is it classified as endothermic?
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Chemistry, 21.06.2019 18:30
Asample of the male sex hormone testosterone, c19h28o2, contains 3.88Ă—10^21 atoms of hydrogen.(a) how many atoms of carbon does it contain? (b) how many molecules of testosterone does it contain? (c) how many moles of testosterone does it contain? (d) what is the mass of this sample in grams?
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Chemistry, 22.06.2019 14:00
Displacement is the slope of a velocity vs. time graph a. true b. false
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Chemistry, 23.06.2019 00:00
What is the empirical formula of a compound that is 50.7% antimony and 49.3% selenium ?
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