Chemistry, 01.08.2019 12:00 kayleigh8892
What is an element? select one: a. two or more atoms held together by chemical bonds b. a chemical that cannot be broken down or separated into other chemicals c. a chemical that can be broken down or separated into other chemicals d. one or more molecules held together by chemicals e. a chemical that cannot be separated, but is limited in supply?
Answers: 2
Chemistry, 21.06.2019 21:10
How is 0.00235 expressed in proper scientific notation? a. 2.35 × 10-3 b. 0.235 × 10-2 c. 2.35 d. 2.35 × 103
Answers: 1
Chemistry, 22.06.2019 12:20
Adeuteron, 21h, is the nucleus of a hydrogen isotope and consists of one proton and one neutron. the plasma of deuterons in a nuclear fusion reactor must be heated to about 3.02×108 k . what is the rms speed of the deuterons? express your answer using two significant figures.
Answers: 1
Chemistry, 22.06.2019 15:30
How does a large body of water, such as the ocean, influence climate?
Answers: 1
What is an element? select one: a. two or more atoms held together by chemical bonds b. a chemical...
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