The First Law of Thermodynamics shows us that energy can change form, but not disappear: true or false?

A helium balloon initially at room temperature is dunked into a bucket of liquid nitrogen (T = 77 K). Which of the following will occur?

When a mixture of PH3, P2, and H2 comes to equilibrium at 873 K according to the reaction 2PH3 (g) ←-→P2 (g) + 3H2 (g) Kp = 398 at 873 K, where Pp2 = 0.414 atm and PH2 = 0.827 atm.

When you stretch a rubber band, you give it what kind of energy

What is the formula of Chloro fluoro carbon

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A flexible container is filled with 960.0 liters of air at 38 degrees Celsius. If pressure in the container does not change, at what temperature will the container have at a volume of 350.0 liters?

Which subatomic particles are paired with their charges? 1. electron-positive, neutron-negative, proton-neutral 2. electron-negative, neutron-neutral, proton-positive 3. electron-negative, neutron-positive, proton-neutral 4.

Where do you think information is coded in a DNA molecule?

The mole fraction of carbon dioxide in a gas mixture is. 200 there are also. 251 g of nitrogen and. 322 g of oxygen in this gas mixture what is the mass of arbon dioxide in this mixture

How do you do empirical formula