Chemistry, 10.07.2019 13:00 emmaline11
Asecond-order reaction has a rate law: rate = k[a]2, where k = 0.150 m−1s−1. if the initial concentration of a is 0.250 m, what is the concentration of a after 5.00 minutes? be sure to pay attention to the units in this problem so that they cancel out. g
Answers: 1
Chemistry, 21.06.2019 22:10
Which form of relativism states that people rely on their own standards of right and wrong when making a decision?
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Chemistry, 21.06.2019 22:30
Consider the following system at equilibrium. caco3(s) ca2+(aq) + co32–(aq) the addition of which compound will cause a shift in equilibrium because of a common ion effect? ccl4 co2 cuso4 na2co3
Answers: 3
Chemistry, 22.06.2019 08:00
An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.
Answers: 1
Chemistry, 22.06.2019 08:30
Agroup of students is studying convection current. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other is in an area with warm air. after 10 minutes, the balloon are released from a height of 1 meter. which of the following to the students most likely observe? a) the warm balloon expands and rises. the cold balloon shrinks and sinks b) the balloon both rise. the cold balloon is larger than the warm balloon c) the cold balloon expands and rises. the warm balloon shrinks and sinks d) the balloon rise at the same rate. both balloons are the same size
Answers: 1
Asecond-order reaction has a rate law: rate = k[a]2, where k = 0.150 m−1s−1. if the initial concent...
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