Dissolve 5.6 grams of CaO in 14.6% HCl solution. The mass of HCl used is? Hoà tan 5,6 gam CaO trong dung dịch HCl 14,6%. Khối lượng HC đã dùng là

The twister and runaway train are two coasters at the same amusement park. both coasters start at the same height. the coaster for the twister is twice the mass of the coaster for the runaway train. which roller coaster has greater gravitational potential energy at the start of the ride?

Jose and eric were given four samples in lab. the results of their analysis are shown in the table. based on the data they collected, which sample is most likely a metal?

Salt in oceans comes from and of rocks