Un borano (formado por boro e hidrogeno) contiene 88.5 % de boro. Determine su fórmula molecular si su masa molecular es 122,0 g/mol. Masa atómica del B = 10,81 g/mol

What produces wave a)sound b) heats c)transfer of energy d)vibrations

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?

Increasing the substrate concentration in an enzymatic reaction could overcome which of the following? a) the need for a coenzymeb) allosteric inhibitionc) competitive inhibitiond) insufficient cofactors