Lab: Rate of Chemical Reactions — Unit test Answers
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The expression CaCO3 → CaO + CO2 is an example of a
A
reactant.B
product.C
chemical equation.D
chemical progression.22
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In a process called photosynthesis, plants use carbon dioxide and water, along with energy from sunlight, to produce sugar and oxygen. Photosynthesis is represented by the equation
A
6 molecules of CO2B
6 molecules of H2OC
18 molecules of CO2D
24 molecules of H2O24
Which type of reaction is NaCl + AgNO3 → NaNO3 + AgCl?
A
synthesisB
decompositionC
oxidationD
replacement25
One half of a balanced chemical equation is shown.3Mg(OH)2 + 2H3PO4Which lists the numbers of each atom the other half of the equation would contain?
A
3 Mg, 2 P, 14 O, 12 HB
Mg, 2 P, 14 O, 6 HC
3 Mg, 8 P, 7 O, 6 HD
6 Mg, 6 P, 2 O, 12 HDid you find these answers helpful?
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