Chemistry, 07.07.2019 12:30 eichlingkera3
If he pressure of a gas is 2.42 atm, what is it’s pressure in kpa? a) 0.00318 kpa b) 0.0239kpa c) 245 kpa d) 1,840 kpa
Answers: 1
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When 225mg of anthracene, c14h10(s), was burned in a bomb calorimeter the temperature rose by 1.75k. calculate the calorimeter constant. by how much will the temperature rise when 125mg of phenol, c6h5oh(s), is burned in the calorimeter under the same conditions? (δch< (c14h10,s)=–7061 kj mol−1.)
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Chemistry, 22.06.2019 13:00
12. calculate the hydroxide ion concentration of a solution with ph = 3.25. show all calculations leading to an answer
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How many grams of mgbr2 are needed to produce 75g or metal?
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Chemistry, 22.06.2019 16:50
Assuming complete dissociation of the solute, how many grams of kno3 must be added to 275 ml of water to produce a solution that freezes at -14.5 c? the freezing point for pure water is 0.0 c and k_f is equal to 1.86 c/m
Answers: 3
If he pressure of a gas is 2.42 atm, what is it’s pressure in kpa? a) 0.00318 kpa b) 0.0239kpa c) 2...
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