Cần bao nhiêu gam KMnO4 và bao nhiêu mililít dung dịch axit Clohiđric 1M để điều chế đủ khí Clo tác dụng với sắt tạo nên 16,25g FeCl3

Embryos of different species look very similar, which shows that the organisms share a ancestor.

Blank allows you to do calculations for situations in which only the amount of gas is constant a)boyle's law b)combined gas law c)ideal gas law d)dalton's law

To calculate percent by mass, use the equation below: calculate the percent by mass of each element. %n = % %h = % %o = %