Que concentración en mg/ml, tendrán 150ml de disolución en 6g NaOh al 93% de poreza

The reaction q+r2=r2q is found to be first order in r2 and

Which statement is best described as a atom

Agas diffuses 1/7 times faster than hydrogen gas (h2). what is the molar mass of the gas? 100.10 g/mol 98.78 g/mol 86.68 g/mol 79.98 g/mol