1. lodine has 3 isotopes in nature, l-127 (80%), l-126 (17%) and 1-128 (3%), Find the average atomic mass,
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Indicate whether the specified alkyl halides will form primarily substitution products, only elimination products, both substitution and elimination products, or no products when they react with sodium methoxide. 1-bromobutane 1-bromo-2-methylpropane 2-bromobutane 2-bromo-2-methylpropane

The molality of calcium chloride (cacl2) in an aqueous solution is 2.46 m. what is mole fraction of the solute?

Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table