Bài 17: Hòa tan hoàn toàn 12,1 gam hỗn hợp bột CuO và ZnO vào 150ml dd HCl 2M. a. Tính thành phần phần trăm theo khối lượng mỗi oxit trong hỗn hợp đầu.
b. Tính khối lượng dd H2SO4 20% cần để hòa tan hỗn hợp trên.

From the options provided for each element below, choose the properties that it may have based on its location in the periodic table fluorine (f): highly reactive nonmetal shiny a conductor

(04.05 hc) analyze the given diagram of the carbon cycle below. part 1: which compound does c represent? part 2: name a process that could release this compound into the air. part 3: explain how the elements that form it are conserved during the carbon cycle. use complete sentences to explain your answer. justify how this compound was created from a recycling of carbon in the carbon cycle. use complete sentences to explain your answer.

Why dose heating increase the speed at which a solution dissolved in water