Chemistry, 24.02.2021 15:40 madenaz123
Two elements are found together in a substance. They are not chemically combined. Is this substance
an element, a mixture or a compound?
mixture
element
compound
Answers: 1
Chemistry, 22.06.2019 10:00
Ill give brainiestif one neutron initiates a fission event that produces two neutrons in the products, how many new reactions can now be initiated? if each of the neutrons produced in the first fission event then initiates a fission event that produces one neutron in the products, how many new reactions can now be initiated by each neutron? how many neutrons in total were produced by the two fission events described?
Answers: 2
Chemistry, 23.06.2019 01:00
Wind and moving water provide energy. chemical mechanical thermal none of the above
Answers: 1
Chemistry, 23.06.2019 06:30
Which of the following is true about the products formed during photosynthesis? (5 points) select one: a. they have the same mass as the mass of reactants. b. they are the same set of compounds as the reactants. c. they have more mass than the mass of reactants. d. they are chemically the same as the reactants.
Answers: 1
Two elements are found together in a substance. They are not chemically combined. Is this substance...
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