If an object has a mass of 250 grams and a volume of 5 milliliters, what is the density of the object?

Consider the reaction: n2(g) + o2(g) ? 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?

Which method would be best to separate a mixture of sand and gravel

Chemical bonds result from the interaction of the from two or more atoms. a. protons b. electrons c. neutrons d. nuclei