Chemistry, 25.05.2021 06:20 xavier0329
A compound found in many cosmetics is made up of 26.76% C, 2.21% H, and 71.17% O.
This compound has a molecular weight of 90.04 g/mole. What is the molecular formula
of this substance?
Answers: 2
Chemistry, 22.06.2019 22:30, angelagonzalesownus1
Which statement best summarizes the importance of ernest rutherford’s gold foil experiment? it proved that all of john dalton’s postulates were true. it verified j. j. thomson’s work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.
Answers: 1
Chemistry, 22.06.2019 23:10, carmenguabaoql9kv
Afusion reaction takes place between carbon and another element. neutrons are released, and a different element is formed. the different element is a) lighter than helium. b)heavier than helium. c)the same weight as helium. d)dependent on the element that reacted with carbon.
Answers: 3
Chemistry, 23.06.2019 10:30, taniyahbenyamin2
What’s the physical properties in calcium chloride
Answers: 1
A compound found in many cosmetics is made up of 26.76% C, 2.21% H, and 71.17% O.
This compound has...
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