Omar observes that many buildings in his city were built using limestone. he has read that acid rain can damage limestone. he also knows that limestone reacts with acids and that chemical reactions are affected by temperature. with this in mind, he conducts an investigation to see how the amount of damage to the limestone is affected by the amount of acid on the stone. which statement describes the correct plan for his procedure? the temperature, the amount of damage to the limestone, and the type of acid are controls. the amount of acid and the type of limestone are variables. the temperature, the type of limestone, and the type of acid are controls. the amount of acid and the amount of damage to the limestone are variables. the amount of acid, the type of limestone, and the type of acid are controls. the temperature and the amount of damage to the limestone are variables. the temperature, the amount of acid, and the amount of damage to the limestone are controls. the type of limestone and the type of acid are variables.
Answers: 1
Chemistry, 21.06.2019 22:00
To save time, you can approximate the initial mass of the solid to the nearest ±1 g. for example, if you are asked to add 14.3 g of copper, add between 13 g and 15 g. which of the following sets include two samples with an equal density? which all that apply below 15.4 g gold and 18.7 g silver 15.2 g copper and 50.0 g copper 20.2 g silver and 20.2 g copper 11.2 g gold and 14.9 g gold
Answers: 1
Chemistry, 22.06.2019 14:30
For the reaction shown, find the limiting reactant for each of the following initial amounts of reactants. 4al(s)+3o2(g)→2al2o3(s) a) 1 molal, 1 mol o2 b) 4 molal, 2.6 mol o2 c) 16 molal, 13 mol o2 d) 7.4 molal, 6.5 mol o2
Answers: 3
Omar observes that many buildings in his city were built using limestone. he has read that acid rain...
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