Chemistry, 25.05.2021 21:20, surpremeblizzle
Which statement most accurately describes a chemical equation?
a. in a chemical reaction, the mass of the energy change must be equal to the energy used
b. in a chemical reaction, the mass of the products must equal the mass of the reactants
c. in a chemical reaction, the mass of each product must be the same
d. in a chemical reaction, the combined mass of the container the substances is always equal
Answers: 3
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Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.
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What is the mass of 0.750 mole of aluminum oxide, al2o3?
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What volume does 1.70 ×10–3 mol of chlorine gas occupy if its temperature is 20.2 °c and its pressure is 795 mm hg?
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Which statement most accurately describes a chemical equation?
a. in a chemical reaction, the mass...
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