Cho m gam hỗn hợp gồm Fe2O3 và Zn tác dụng đủ với V lít dd HCl 0,5M thu được 1,12 lít khí (đktc). Cô cạn dung dịch thu được 16,55 gam muối khan. Tính V, m?

Language barrier is a problem

120,630,890

step-by-step explanation:

110+10=120,620+10=630,880+10=890

question: ray weighs 100 kilograms, his wrestling partner, bobby, weighs 50 kilograms. if ray moves at 4 m s , how fast will bobby have to run at him to apply an equal amount of kinetic energy?

answer: 8 m/s he needs to run twice as fast to keep up so he has some work to do

explanation:   if the mass has units of kilograms and the velocity of meters per second, the kinetic energy has units of kilograms-meters squared per second squared.

question answered by

(jacemorris04)