If a flask initially contains 2.0 atm of A and 1.9 atm of B, what will be the pressure in the flask if the reaction proceeds to completion? (Assume constant volume and temperature.)

What is the limiting reactant when 3 grams of propane is mixed with 10 grams of Oxygen? C3H8 + O2 - > H2O + CO2

Which of the following does not both add and remove gases from the atmosphere? An orchid A Siberian husky A 4-wheeler A volcano

Explain the relationship between the plate tectonics and volcanoes

Based on the oxidation states of the atoms in this reaction, answer the questions. Fe (0) + O2 (0) → Fe2 (3+) O3 (2-) How many electrons does the iron half-reaction lose? How many electrons does the oxygen half-reaction gain?

A chemist prepares a solution of copper (II) fluoride (CuF2 by measuring out 0.0498g of copper (II) fluoride into a 100 ml volumetric flask and filling the flask to the mark with water.

What can form as a result of a chemical reaction?

A solution of orange juice that weighs 500 g contains liquid juice and solid pulp. All of the pulp is removed from the juice. The pulp is found to weigh 50 g. How much would the remaining liquid juice weigh? A. 50 g B. 250 g C. 450 g D. 500 g

Assume 3 molecules of Fe react according to the following equation. 3Fe + 4H2O Fe3O4 + 4H2 How many molecules of H2 are produced? How many water molecules are required? What is the mole ratio of Fe to H2O?

10.0 mL of a HF solution was titrated with a 0.120 N solution of KOH; 29.6 mL of KOH were required to completely neutralize the HF. Calculate the normality of the HF solution.

The number of grams present in 1.35 mol of Fe is