Please help does anyone know the answer? I will mark brainliest

In which layer of earth do most earthauakes occur a_ inner core b_outer core c_mantle d_crust

Ihat will happen if i added baking soda to vinegar

Solutions of sodium carbonate and silver nitrate react to form solid silver carbonate and a solution of sodium nitrate. a solution containing 3.50 g of sodium carbonate is mixed with one containing 5.00 g of silver nitrate. how many grams of sodium carbonate, silver nitrate, silver carbonate, and sodium nitrate are present after the reaction is complete?