The solubility of potassium nitrate at 12℃ is 20 g/100 g H2O. What would the temperature need to be in order to dissolve double that amount of solute into solution?

This chart represents the melting point of several substance. what besy explains the high melting point of the salt?

How is 0.00235 expressed in proper scientific notation? a. 2.35 × 10-3 b. 0.235 × 10-2 c. 2.35 d. 2.35 × 103

In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?