What is the molarity of a solution which contains 22.41gram of NaCl in 50.0mL of solution?

Used the balanced equation 2h2+ o2 - -> 2h2o. if you have 7.2 grams of o2 , how many grams of h2o can you produce ?

Choose all the answers that apply. ionic compounds dissolve easily in water do not dissolve in water have low melting points have high melting points conduct electricity when melted

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3