If 15 g of nacl is dissolved in 100g of water, what is the mass % of nacl in the solution

What stress will shift the following equilibrium system to the left? n2(g) + 3h2(g) ⇌ 2nh3(g) adding more n2(g) adding more nh3(g) increasing the pressure of the system reducing the volume of the container

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.

Which change in temperature is the smallest? a change of 1 thomson degree a change of 1 kelvin degree a change of 1 fahrenheit degree a change of 1 celsius degree