Dung dịch X chứa 0,12 mol Mg2+; 0,1 mol Fe3+; a mol Cl- và b mol SO42-. Cô cạn X thu được 31,4 gam muối khan. Cho BaCl2 dư vào X thu được m gam kết tủa. Giá trị của m là?

If 3.00 g of titanium metal is reacted with 6.00 g of chlorine gas, cl2, to form 7.7 g of titanium (iv) chloride in a combination reaction, what is the percent yield of the product?

Which type of substance ionizes partially and gives off hydrogen ions when dissolved in water? a. strong acid b. strong base c. weak acid d. weak base

Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.