Chemistry, 05.11.2020 04:40 dogsarecrazy7868
Question 1
If a solution contains 0.5 grams of NaCl and 100 grams of water, NaCl is the solute and water is the solvent.
A) True
B) False
Question 2
In a solution, the solute is the substance in the smaller amount.
A) True
B) False
Question 3
In a solution, the solvent is present in the larger amount.
A) True
B) False
Question 4
A solution is saturated when it contains the maximum amount of solute for the given solvent.
A) True
B) False
Question 5
Stirring a solution
A) increases the rate at which solute and solvent particles contact each other
B) makes more surface area available for the solvent to dissolve
C) prevents all the solute from being dissolved by the solvent
Question 6
Increasing the temperature of a solution will enable you to
A) dissolve more solute
B) remove the solvent
C) increase the surface area
Question 7
Which of the following is the best definition of a mixture?
A) compound of more than two types of elements
B) combination of two or more substances
C) a type of solid dissolved in a liquid
Answers: 2
Chemistry, 22.06.2019 03:40
In an effort to address concerns about global warming, a power plant in portland,oregon is designed to take all of its exhaust gases from its boilers and recycle the co2 using the solvay process to make sodium hydrogen carbonate. the reaction is shown below. nh3(g) + h2o(l) + co2(g) + nacl(aq) → nahco3(aq) + nh4cl(aq) how many liters each of nh3 and co2 (both at stp) would be consumed to produce 3.00 kg of sodium bicarbonate? the volume of both nh3 and co2 would be
Answers: 1
Chemistry, 22.06.2019 03:50
Express the following number in scientific notation. 0.026890 =
Answers: 1
Chemistry, 22.06.2019 22:00
The diagrams to the right show the distribution and arrangement of gas particles in two different containers. according to kinetic-molecular theory, which of the following statements is true? check all that apply. if the temperatures of both containers are equal, container a has greater pressure than container b. if the volume of container a decreased, its pressure would decrease. if the pressure in both containers is equal, container a has a lower temperature than container b.
Answers: 2
Question 1
If a solution contains 0.5 grams of NaCl and 100 grams of water, NaCl is the solute and...
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