Which rule for assigning oxidation numbers is correct?
O Hydrogen is usually - 1
O Oxygen is usually -2.
O Apure group 1 element is +1.
O Amonatomic ion is 0.

The density of an unknown gas at 98°c and 740 mmhg is 2.50 g/l. what is the molar mass of the gas with work showed?

What does x represent in the formula for the compound xcl4?

Gwhich r group would most likely be found in a hydrophobic area of the tertiary structure of a globular protein? which r group would most likely be found in a hydrophobic area of the tertiary structure of a globular protein? −ch2−oh −ch2−o||c−nh2 −ch2−coo− −ch2−ch2−ch2−ch2−n+h3