Chemistry, 04.02.2020 06:47 tatejordan02
With molarity? what mass of water must be used to dissolve 500g c2h5oh to prepare a 3.00 m solution?
2.6 kg
1.65 kg
5.2 kg
3.87 kg
what is the molality of a solution that contains 80.0 g al2(so4)3 in 625 g h2o?
0.578 m
0.476 m
0.374 m
0.213
25 g of naoh is dissolved in 120 g of water. what is the molality?
5.21 m
4.16 m
3.74 m
7.32 m
Answers: 2
Chemistry, 22.06.2019 12:10
Consider the reaction: n2(g) + o2(g) ⇄ 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?
Answers: 3
Chemistry, 22.06.2019 16:00
As changes in energy levels of electrons increase, the frequencies of atomic line spectra they emit
Answers: 2
Chemistry, 22.06.2019 17:30
Upon decomposition, one sample of magnesium fluoride produced 1.65 kg of magnesium and 2.56 kg of fluorine. a second sample produced 1.32 kg of magnesium. part a how much fluorine (in grams) did the second sample produce?
Answers: 2
With molarity? what mass of water must be used to dissolve 500g c2h5oh to prepare a 3.00 m solution...
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