What is atomic mass of sulphir

(apex) when a cup of water is dropped, as the cup falls, the water in the cup falls out true or false?

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

How have the greenhouse gasses increased from the year 2000 to 2018