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Which of the following represents the word equation magnesium + oxygen = magnesium oxide?
low, small
mass of the products
decreasing the surface area
matter cannot be created not destroyed
collide more often
3
inhibitors
2Mg + O2 = 2MgO
A slow reaction is likely to occur when the reactants have _________ temperatures and ________ surface areas.
low, small
mass of the products
decreasing the surface area
matter cannot be created not destroyed
collide more often
3
inhibitors
2Mg + O2 = 2MgO
What coefficient is missing in C2H4 + (?) O2 = 2CO2 + 2H2O?
low, small
mass of the products
decreasing the surface area
matter cannot be created not destroyed
collide more often
3
inhibitors
2Mg + O2 = 2MgO
At higher temperatures, food cooks faster because particles of food
low, small
mass of the products
decreasing the surface area
matter cannot be created not destroyed
collide more often
3
inhibitors
2Mg + O2 = 2MgO
All of these are likely to speed up the rate of a reaction except
low, small
mass of the products
decreasing the surface area
matter cannot be created not destroyed
collide more often
3
inhibitors
2Mg + O2 = 2MgO
The law of conservation of matter states
low, small
mass of the products
decreasing the surface area
matter cannot be created not destroyed
collide more often
3
inhibitors
2Mg + O2 = 2MgO
In a balanced chemical equation, the mass of the reactants is equal to the
low, small
mass of the products
decreasing the surface area
matter cannot be created not destroyed
collide more often
3
inhibitors
2Mg + O2 = 2MgO
Catalysts that slow reactions are called
low, small
mass of the products
decreasing the surface area
matter cannot be created not destroyed
collide more often
3
inhibitors
2Mg + O2 = 2MgO
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