Chemistry, 27.09.2019 12:30 kemellgwilson
What must be true for a spontaneous reaction in an electrochemical cell? the overall cell potential must be positive. the overall cell potential must be negative. the cathode’s standard reduction potential must be positive. the cathode’s standard reduction potential must be negative.
Answers: 1
Chemistry, 23.06.2019 12:50
Acertain reaction has a activation energy of 54.0 kj/mol. as the temperature is increased from 22c to a higher temperature, the rate constant increases by a factor of 7.00. calculate the higher temperature. c (report only numerical answer)
Answers: 3
Chemistry, 23.06.2019 15:30
Sodium chloride can be made as follows: 2na + cl2 ? 2nacl i calculate the maximum amount of nacl possible if 2.3 g of sodium was reacted with excess chlorine. show all your workings.
Answers: 3
Chemistry, 23.06.2019 16:00
Express your answer using two significant figures. 1.7 km^2
Answers: 1
Chemistry, 23.06.2019 16:30
In chile, the deepest earthquake occurred at 61.7°w longitude at a depth of 540 km. if the rocks at the focus began subducting 10 million years ago and are now 1000 km from their original position, what is the average rate of subduction in cm/yr?
Answers: 1
What must be true for a spontaneous reaction in an electrochemical cell? the overall cell potential...
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