A tank of gas has partial pressures of nitrogen and oxygen equal to 1.61 * 104 kPa and 4.34 * 103 kPa, respectively. What is the total pressure of the tank? Remember that (1.0 * 105) + (1.0 * 105) = 2.0 * 105.

In determining the  Hreaction for formation of MgO, why didn't we directly burn the Mg metal in air and measure the heat produced?

What is the chemical formula for aluminum fluoride?

How many molecules of O2 are present in a 3.90L flask at a temperature of 273K and a pressure of 1.00 atm

If you grew a plant with labeled atoms of carbon, nitrogen, hydrogen, and oxygen, which of these sources would dominate the mass of the plant? see section 36.1 (page 749).

Why do sunspots appear darker than their surroundings? A. They are masked by dust and gas passing between Earth and the Sun. B. They are warmer than their surrounding environment. C. They are cooler than their surrounding environment. D.

What is the wavelength of a wave having a frequency of 1.75*10^ 14 s^ - 1?

What alkene (s) would be produced from the dehydration of cyclopentanol?

Why would you not expect to find fossils in metamorphic and igneous rocks?

What happens when a zinc rod is immersed in a solution of magnesium sulfate

How does chemical energy relate to the atom and how can we use it?