Chemistry, 16.03.2020 21:28 pandamaknae2003
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1. What is the molality of a solution in which 0.135 moles of CO2 is dissolved in 490mL of water? (1kg of water = 1L of water)
2. What is the molality of a solution in which 23g of NaCl are dissolved in 250g of water?
3. How many moles of HC1 are needed to prepare a 3m (3molal) solution with 1.5Kg of water?
Answers: 2
Chemistry, 22.06.2019 16:10
Amixture initially contains a, b, and c in the following concentrations: [a] = 0.300 m , [b] = 1.05 m , and [c] = 0.550 m . the following reaction occurs and equilibrium is established: a+2b⇌c at equilibrium, [a] = 0.140 m and [c] = 0.710 m . calculate the value of the equilibrium constant, kc.
Answers: 1
Chemistry, 22.06.2019 21:30
The solid xy decomposes into gaseous x and y: xy(s) m x(g) + y(g) kp = 4.1 (at 0 °c) if the reaction is carried out in a 22.4 l container, which initial amounts of x and y will result in the formation of solid xy?
Answers: 1
Chemistry, 23.06.2019 00:30
Arrange the elements in order of increasing electronegativity. use the periodic table to you arrange the elements. p o k mg
Answers: 2
Chemistry, 23.06.2019 01:30
Select the correct answer from each drop-down menu. to make a table of the elements, dmitri mendeleev sorted the elements according to their . he then split the list of elements into several columns so that elements beside each other had similar .
Answers: 2
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1. What is the molality of a solution in which 0.135 moles of CO2 is dissolve...
1. What is the molality of a solution in which 0.135 moles of CO2 is dissolve...
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