Titanium is a metal used to make golf clubs. a rectangular bar of this metal measuring 1.77 cm x 2.08 cm x 2.64 cm was found to have a mass of 48.9 g. what is the density of titanium in g/cm3? answer

0.450 moles of K2SO4 are dissolved in 195.0 mL of water. Calculate the molarity of the solution.

When substances change into new substances, the process must involve: a physical change a chemical change heat being produced heat being absorbed

As a result of the reaction, 34.1 grams of ammonia (NH3) was produced. What volume of hydrogen gas at 20.0°C and 1.5 atm was required for this mass of ammonia to be produced, assuming sufficient nitrogen to react?

The specific heat of aluminum is 0.9 j/goc. how many joules of heat are needed to raise the temperature of 10grams of aluminum by 20°c?

What is the number of moles in 500L of He gas at STP

g A mass spectrum. The peak at mass 100 has a 8% relative abundance. THe peak with mass 85 has a 40% abundance. The peak at 71 has a 3% abundance. The peak at 57 has a 30% abundance. The peak at mass 43 has a 100% abundance.

The following question appears on a quiz: ""You fill a tank with gas at 60°C to 100 kPa and seal it. You decrease the temperature to 10°C but keep the volume constant. What happens to the pressure

If a rocket goes from 2,000 m/s to 6,000 m/s in 8 seconds, what is the acceleration for that time frame?

At stp, what is the volume of 4.50 moles of nitrogen gas

What is the definition of radiation