If I have 12.0 volume of gas at pressure of 1.10 and temperature of 200k, what is the number of moles? (R=8314)

5.0 mL of ethanol has a mass of 3.9g and 5.0 mL of benzene has a mass of 44g what is the density of each liquid which is denser

The volume of a gas at 30◦C and 0.13 atm is 61 mL. What volume will the same gas sample occupy at standard conditions?

Which of following describe (s) a way in which radio waves can carry energy? A. through rock layers, from a source, to a reflector, and then to a receiver B. through the Earth's atmosphere, from a broadcast tower to a receiver C. all of these

The reactants in the above reaction are hydrogen and nitrogen. The product is ammonia. What is a balanced equation for that

A 1-liter bag of iv solution would contain how many cubic centimeters of fluid?

What is the wavelength of microwaves of 3.0x109 Hz frequency? c = 3.0x108 m/sec

When DNA is condensing into a chromosome, what protein is it wrapped around?

How does tye transfer of energy affect physical and chemical properties of matter

According to valence bond theory, which kind of orbitals overlap to form the p-cl bonds in pcl5?

Ionic bonds are strong; therefore, ionic compounds