Chemistry, 18.03.2021 01:30 paiged2003
Two substances react and the mass is recorded. The mass of the products does not equal the mass of the reactants. Which is the best
explanation for the difference in the masses?
A. Some of the mixture spilled.
OB. Gas was produced and lost to the environment.
OC. Substances were added after the initial mass was recorded.
D. The scale was not balanced.
Answers: 1
Chemistry, 21.06.2019 22:30
Consider the following system at equilibrium. caco3(s) ca2+(aq) + co32–(aq) the addition of which compound will cause a shift in equilibrium because of a common ion effect? ccl4 co2 cuso4 na2co3
Answers: 3
Chemistry, 22.06.2019 19:40
Scientists have developed an explanation of a phenomenon from several verified hypotheses. the explanation has been confirmed through numerous experimental tests.which option best describes this explanation? a. scientific lawb. research questionc. hypothesisd. scientific theory
Answers: 3
Two substances react and the mass is recorded. The mass of the products does not equal the mass of t...
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