How many grams of cacl2
are needed to make 344.9
g of a solution that is 32.0
% (m/m) cacl2
in water? note that mass is not technically the same thing as weight, but % (m/m) has the same meaning as % (w/w).
grams cacl2=
g
how many grams of water are needed to make this solution?
grams h2o=

What are fructose and glucose an example of?

What is the percentage of hydrogen in c2h4

Before it was launched, a helium-filled balloon had a pressure of 201 kpa at a temperature of 27°c. at an altitude of 15,000 m, the pressure had decreased to 2.5 kpa and the temperature had dropped to -14 °c. the volume of the balloon increased to 59.3 m3. what is the original volume of the balloon? 13 m3 0.85 m3 0.077 m3 1.17 m3