2.22 moles of HCl are dissolved in enough water to make 1.5 liters of solution.

Show work.

A. 1.0 M

B. 1.25 M

C. 1.5 M

D. 2.0 M

E. 2.5 M

How many calories are required to raise the temperature of 50.0 grams of water to 75.0 °C

Question 1 the heat of vaporization δhv of dichloromethane ch2cl2 is 28.0 / kjmol. calculate the change in entropy δs when 210. g of dichloromethane condenses at 39.8°c.

What mass of hydrogen contains the same number of atoms as 7.00 g of nitrogen

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Potassium, k, has an atomic number of 19 and an atomic mass of 39 how many electrons does a neutral atom of K have?

Magnesium and calcium have similar chemical properties because a magnesium atom and a calcium atom have the same (1) atomic number (2) mass number (3) total number of electron shells (4) total number of valence electrons

Which properties change the composition of a substance? Physical properties Neither chemical nor physical properties Chermical and physical properties Chemical properties

A seismograph uses a ... to record drums vibration

The volume of a gas is 36.0 ml at 10.0°c and 4.50 atm. at what temperature (°c) will the gas have a pressure of 3.50 atm and a volume of 85.0 ml?

Velocity is the slope of the acceleration vs. time graph. O A. True False