Chemistry, 29.01.2020 05:44 zodiacpumpkin1126
It takes 24.56 ml of a sodium hydroxide solution to precisely neutralize 2.023 g of potassium hydrogen phthalate (f. w. = 204.22g/mol). what is the concentration of the sodium hydroxide solution?
Answers: 3
Chemistry, 22.06.2019 11:00
What is the molar mass of a gas that has density of 2.054 g/l
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Chemistry, 22.06.2019 20:30
The activation energy for the reaction no2(g)+co2(g)⟶no(g)+co(g) is ea = 300 kj/mol and the change in enthalpy for the reaction is δh = -100 kj/mol . what is the activation energy for the reverse reaction?
Answers: 3
It takes 24.56 ml of a sodium hydroxide solution to precisely neutralize 2.023 g of potassium hydrog...
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