дано
m(Mg) = 36 g
m(H2O)-?
N(Mg) = m(Mg) / M(Mg) * N(A) = 36 / 24 * 6,02*10^23 = 9,03 *10^23
N(Mg) = N(H2O) = 9.03*10^23
M(H2O) = 18 g/mol
N(H2O) =( m(H2O) / M(H2O) ) * N(A) * n , n = 3 at
m(H2O) = (N(H2O) *M(H2O) ) / (N(A) * n)
m(H2O) = ( 9.03*10^23 * 18) / (6.02*10^23 * 3) = 9 g
ответ 9 г
Объяснение:
дано
m(Mg) = 36 g
m(H2O)-?
N(Mg) = m(Mg) / M(Mg) * N(A) = 36 / 24 * 6,02*10^23 = 9,03 *10^23
N(Mg) = N(H2O) = 9.03*10^23
M(H2O) = 18 g/mol
N(H2O) =( m(H2O) / M(H2O) ) * N(A) * n , n = 3 at
m(H2O) = (N(H2O) *M(H2O) ) / (N(A) * n)
m(H2O) = ( 9.03*10^23 * 18) / (6.02*10^23 * 3) = 9 g
ответ 9 г
Объяснение: