Answers: 2
Chemistry, 21.06.2019 22:30
200. ml of 3.00 m nacl solution is diluted to a final volume of 500. ml. what is the molarity of the final solution?
Answers: 2
Chemistry, 22.06.2019 08:00
An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.
Answers: 1
Chemistry, 22.06.2019 10:00
The reactions shown here can be combined to make the overall reaction c(s) + h2o(g) ⇌ co(g) + h2(g) by reversing some and/or dividing all the coefficients by a number. a. c(s) + o2(g) → co2(g) k=1.363×10^69 b. 2 h2(g) + o2(g) → 2 h2o(g) k=1.389×10^80 c. 2co(g) + o2 (g) → 2 co2(g) k=1.477×10^90
Answers: 1
Chemistry, 22.06.2019 20:30
How many grams of phosphorus are contained in 5.09 moles of phosphorus?
Answers: 1
Heating 1.124 g of an unknown NaHCO3-NaCl mixture resulted in a mass loss of 0.270 g.
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History, 29.09.2020 20:01
History, 29.09.2020 20:01
Mathematics, 29.09.2020 20:01
Mathematics, 29.09.2020 20:01
Mathematics, 29.09.2020 20:01
Chemistry, 29.09.2020 20:01
Mathematics, 29.09.2020 20:01
Chemistry, 29.09.2020 20:01
History, 29.09.2020 20:01
Mathematics, 29.09.2020 20:01