HELPPP ASAPPP Use the element tile below to calculate the molar mass of He2 (helium gas).

2 g/mol

16.012 g/mol

8.006 g/mol

4.003 g/mol

To save time, you can approximate the initial mass of the solid to the nearest ±1 g. for example, if you are asked to add 14.3 g of copper, add between 13 g and 15 g. which of the following sets include two samples with an equal density? which all that apply below 15.4 g gold and 18.7 g silver 15.2 g copper and 50.0 g copper 20.2 g silver and 20.2 g copper 11.2 g gold and 14.9 g gold

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption

Tell me the iupac name of the following compounds: