Chemistry, 26.09.2021 16:30 kaylaelaine18
Which statement below is false?
A. Thermal energy transfers can be tracked as it flows through a system.
B. A constant input of energy, often in the form of heat, is needed to keep an endothermic reaction going.
C. In order to build a chemical bond energy is needed.
D. An exothermic reaction is a chemical reaction in which more energy is needed to break bonds in the reactants than is released when new bonds form in the products.
Answers: 3
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Which of these expressions are correct variations of the combined gas law? p1v1t2 = p2v2t1 both
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Chemistry, 22.06.2019 12:00
Consider the following reaction at equilibrium. 2co2 (g) 2co (g) + o2 (g) hยฐ = -514 kj le chรขtelier's principle predicts that the equilibrium partial pressure of co (g) can be maximized by carrying out the reaction a. at high temperature and high pressure b. at high temperature and low pressure c. at low temperature and low pressure d. at low temperature and high pressure e. in the presence of solid carbon
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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)โ2al2o3(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
Which statement below is false?
A. Thermal energy transfers can be tracked as it flows through a s...
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