Which is the formula mass of na2so4?
119.06 amu
125.98 amu
142.05 amu
174.1...
Chemistry, 04.01.2020 20:31 ThousandSeas9381
Which is the formula mass of na2so4?
119.06 amu
125.98 amu
142.05 amu
174.12 amu
Answers: 2
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An atom of lithium-7 has an equal number of(1) electrons and neutrons(2) electrons and protons(3) positrons and neutrons(4) positrons and protons
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Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .
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