Chemistry, 25.09.2019 17:00 makennskyee7114
Which force causes the rock materials to move from a to b a. electricity
b. friction
c. gravity
d. magnetism
Answers: 1
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Of element x has 22 protons, how many electrons does it have
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A0.10 m aqueous solution of sodium sulfate is a better conductor of electricity than a 0.10 m aqueous solution of sodium chloride. which of the following best explains this observation? (a) sodium sulfate is more soluble in water than sodium chloride. (b) sodium sulfate has a higher molar mass than sodium chloride. (c) to prepare a given volume of 0.10 m solution, the mass of sodium sulfate needed is more than twice the mass of sodium chloride needed. (d) more moles of ions are present in a given volume of 0.10 m sodium sulfate than in the same volume of 0.10 m sodium chloride. (e) the degree of dissociation of sodium sulfate in solution is significantly greater than that of sodium chloride.
Answers: 2
Which force causes the rock materials to move from a to b a. electricity
b. friction
c....
b. friction
c....
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