A dog has a mass of 19 kg. What is the mass of the dog in grams, expressed in scientific notation?
a
1.9 x 101 g
b 1.9 x 102
8
C 1.9 x 1038
d 1.9 x 104 g

The total number of electrons is 14

Answerit curves up and levels out.explanationwe assume that the container contains absolutely no ammonia to begin with as it states that "nitrogen gas and hydrogen gas" react to "produce ammonia."at dynamic equilibrium, the product and reactant concentrations are equal.this means that, starting from a concentration of zero, [nh₃] must curve "up" from zero and then level out to a constant concentration.

That is a lot of moles that you have

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