Four gases were combined in a gas cylinder with these partial pressures: 3.5 atm N2, 2.8 atm O2, 0.25 atm Ar, and 0.15 atm He. What is the total pressure inside the cylinder?

What is described in the following equation? 2H2 (g) + O2 (g) → 2H2O (l) A. hydrogen gas combining with oxygen gas to form water B. hydrogen gas combining with water gas to form hydroxide C. water decomposing to oxygen gas and hydrogen gas D.

Can aromatic compounds belong to other classes of compounds

What are the contents of a electron cloud?

A type of erosion that occurs when large chunks of land or rock break away due to gravity. A. mass wasting B. mud slide C. rock slide D. hurricanes

An iron-containing compound is 20.1% Fe, 11.5% S, 63.3% O, and 5.1% H. What is the empirical formula for this compound?

How many valence electrons are available for bonding in silicon

Which statement best explains why objects are pulled toward Earth's center? Earth has a magnetic force that is strongest at its core. Earth has a much greater mass than objects on its surface.

How is the sun related to nuclear electromagnetic and heat energy

How many moles are im 8.31x1023 molecules of h2so4

Cuales son otras sub particulas atomicas que presenta el atomo