What is the empirical formula for a compound if a sample contains 1.0 g of S and 1.5 g of O?

How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?

Consider the following reaction at equilibrium: c(s)+h2o(g)⇌co(g)+h2(g) predict whether the reaction will shift left, shift right, or remain unchanged upon each of the following disturbances. a) c is added to the reaction mixture. b) h2ois condensed and removed from the reaction mixture c) co is added to the reaction mixture d) h2 is removed from the reaction mixture.

What element has similar physical and chemical properties as boron.