Atomic weight of 20 elements

Calculate the value of [N2]eq if [H2]eq = 2.0 M, [NH3]eq = 0.5 M, and Kc = 2. N2 (g) + 3 H2 (g) ↔ 2 NH3 (g) 0.062 M62.5 M0.40 M0.016 M0.031 M

An emission ray has a frequency of 5.10 * 1014 hz. given that the speed of light is 2.998 * 108 m/s, what is the wavelength of the ray?

When a river is dammed, it creates a lake warmer than the river. Explain why it might affect how the fish can breathe and survive there?

Synthetic diamonds can be manufactured at pressures of 6.00 x 104 atm. If we took 2.00 liters of gas at 1.00 atm and compressed it to a pressure of 6.00 x 104 atm, what would the volume of that gas be?

A solid has a volume of 64 cm3. Its mass is 288 g. What is its density?

What object is being acted on by balanced forces? A. A snowflake that falls and lands on a roof B. A skateboard that rolls increasingly faster down a hill C. A baseball that rolls to a stop in a field D.

The density of an object has the equation. If an object has a mass of 85 g and a volume of 92 cm3, what is its density?

Compute 214.056 + 9.3456. Round the answer appropriately

How ocean waves affect the shape of the land on our planet

Based on sulubility rules, which of the followingwill occur when solutions of ZnSO4 (aq) andMgCl2 (aq) are mixed? Write the NIE if aprecipitation is considered likely. A. ZnCl2 wil precipitate; Mg2andSO42_ will be spectatior ions. B.