What is the total energy change for the following reaction: H2 + I2 - > 2HI?

Given:

H-H bond: 436 kJ/mol

I-I bond: 151 kJ/mol

H-I bond: 297 kJ/mol

A. + 7 kJ/mol

B. + 297 kJ/mol

C. - 290 kJ/mol

D. - 7 kJ/mol

Which one is often used in magnets gold or cobalt?

The junction where one neuron can transfer an impulse to the next structure is known as a

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Determine the hydroxide ion concentration in a solution that is 0.018 m naoh.

The pyruvate dehydrogenase complex converts pyruvate to acetyl coenzyme A, abbreviated acetyl CoA, which can then enter metabolic pathways such as the citric acid cycle.

When the moon is farthest from the sun and viewed from earth, the moon appears to be a ... ?

How much uranium was used in the first atomic bomb?