Chemistry, 25.02.2021 03:20 Fangflora3

What is the heat energy required to raise the temperature of 7 grams of dry air from 6°C to 12°C?

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Chemistry, 22.06.2019 09:00, lrasanaoaksandfurana

Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?

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Chemistry, 22.06.2019 14:30, Cartucho1978

According to le chatelier’s principle, a system in chemical equilibrium responds to stress by shifting the equilibrium in a direction that reduces the stress. normalizes the stress. increases the stress. changes the stress.

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Chemistry, 22.06.2019 19:20, halledoll2002

Anyone who's in connections academy chemistry b have the factors that affect the rate of a reaction portfolio already done?

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Chemistry, 22.06.2019 20:20, carcon2019

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 .