The compound hci is an example of a(n)

a. covalent compound
b. ionic compound
c. element
d. salt

Agas diffuses 1/7 times faster than hydrogen gas (h2). what is the molar mass of the gas? 100.10 g/mol 98.78 g/mol 86.68 g/mol 79.98 g/mol

Stage in which a typical star has completely stopped fusion

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation: