Express the sum of 1111 km and 222 km using the correct number of significant digits

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 many atoms are there in 5.70 mol of mg

Which statement describes the phase change that occurs when dry ice is placed in an open container at room temperature?