Hợp chất A tạo bởi 2 nguyên tố H và C ,biết trong A có % của H=25% và dA/O2=0,5 a)lập CTHH của A
b) Đốt cháy 11,2 lít khí A ở đktc trong 11,2 lít khí oxi ở đktc
tính khối lượng nước tạo thành

The following reaction shows the products when sulfuric acid and aluminum hydroxide react. al(oh)3 + h2so4 → al2(so4)3 + h2o the table shows the calculated amounts of reactants and products when the reaction was conducted in a laboratory. initial mass and yield sulfuric acid aluminum hydroxide initial amount of reactant 40 g 15 g theoretical yield of water from reactant 14.69 g 10.38 g what is the approximate amount of the leftover reactant? 11.73 g of sulfuric acid 10.33 g of sulfuric acid 11.12 g of aluminum hydroxide 13.67 g of aluminum hydroxide

26. of of (aq) by (aq) is . if 50.00 ml of 1.05 m is to 25.00 ml of 1.86 m ,at be? ( no is toina of aof) , h.. (p. ). . .

What is the standard unit of measure for acceleration?