Please help me with this question
Thank you!
...
Answers: 2
Chemistry, 21.06.2019 18:30
Asample of the male sex hormone testosterone, c19h28o2, contains 3.88×10^21 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?
Answers: 1
Chemistry, 22.06.2019 13:30
Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?
Answers: 1
Chemistry, 22.06.2019 16:10
Given the following equation: 2a1 + 3mgcl2 --> 2alcl3 + 3mg how many moles of aluminum chloride are produced from 2.5 moles of magnesium chloride?
Answers: 1
History, 07.07.2019 12:00
English, 07.07.2019 12:00
History, 07.07.2019 12:00
History, 07.07.2019 12:00
History, 07.07.2019 12:00
History, 07.07.2019 12:00
Mathematics, 07.07.2019 12:00
French, 07.07.2019 12:00
Mathematics, 07.07.2019 12:00
History, 07.07.2019 12:00
History, 07.07.2019 12:00