What are the s and p blocks together known as?

C5H8 + _02 = 8h2o+5co2

Gas A effuses 0.68 times as fast as Gas B. If the molar mass of Gas B is 17 g, what is the mass of Gas A?

Liquid hexane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water. Suppose 9.48 g of hexane is mixed with 43. g of oxygen. Calculate the minimum mass of hexane that could be left over by the chemical reaction.

When nonmetals react with nonemtalss, the atoms of the nonmetals?

90.00 ml of 0.25 M calcium hydroxide are required to titrate 100.00 ml of hydrochloric acid. What is the molarity of the HCI? Report your answer to 2 SF with no unit.

An oxidation-reduction reaction is also known as a redox reaction. What is one way you could tell that a redox reaction has occurred? a. when one substance transfers electrons to another. b. when a substance reacts with oxygen. c.

How many atoms are there in 2.59 mol of carbon monoxide (CO) ?

What is 5.06 grams of oxygen in atoms

A 8-kg plastic tank that has a volume of 0.18 m3 is filled with liquid water. Assuming the density of water is 1000 kg/m3, determine the weight of the combined system.

At 25 ∘c, kp = 25 for the reaction h2 (g) + i2 (g) ⇌2hi (g). at equilibrium, the partial pressure of both h2 and i2 is 0.296 atm. what is the partial pressure of hi at equilibrium?