How many grams of CO2 will be produced from 39.0 g of C3H8 and 11.0 g of O2?

grams (round to three significant

Figures)

What is the mole fraction of ethanol in a mixture of 0.25 mol of ethanol and 0.4 mol of methanol? Report your answer to the hundreths place.

What formula stands for boric acid? A) H3B B) H3BO3 C) HBr D) H3PO4

1. An atom has 5 protons, 5 neutrons, and 8 electrons. What is its charge? a. - 3 c. + 3 b. - 8 d. + 5

Identify two types of simple machines in this compound machine #its a bottle opener

Ethylene glycol (antifreeze) has a density of 1.11 g/cm3. Express your answer with the appropriate units. A) What is the mass in grams of 376 mL of ethylene glycol? B) What is the volume in liters of 3.10 kg of ethylene glycol?

What mass of KCL is contained in. 350 M solution of KCL?

Given the balanced equation: 3fe3 + (aq) + al (s) → 3fe2 + (aq) + al3 + (aq) what is the total number of moles of electrons lost by 2 moles of al (s) ?

A container can hold 65g of water. circle the conversion factor needed to ind the mass of water that 5 identical containers can hold

What volume of 10.0 M H2SO4 is required to prepare 4.0 L of 0.50 M H2SO4

Why does tempature decrease with higher alitude