For the reaction, calculate how many moles of the product form when 2.05 mol of O2 completely reacts.

Assume that there is more than enough of the other reactant.

2H2 (g) + O2 (g) →2H2O (l)

What is a diagnostic characteristic of a mineral used to make a cement slab in your house?

Current atomic models show an atom's nucleus surrounded by electron clouds. An electron cloud is a region around an atom's nucleus where an electron is likely to be. Which of the following is a limitation of current atomic models? A.

A (g) + 2B (g) → C (g) + D (g) If you initially start with 1.00 atm of both A and B and find that at equilibrium 0.211 atm of C is present, what is the value of Kp for the reaction at the temperature the reaction was run?

What mass of helium, in grams, is required to fill a 6.1-l balloon to a pressure of 1.1 atm at 25 °c?

When nitrogen and tin (sn4+) form an ionic compound, what is the formula? n3sn4 sn4n3 sn3n4 n4sn3?

Planet X is a planet in our solar system. Planet Y is a dwarf planet. Identify their characteristics.

3/4 / 100 as a decimal and a percentage?

What is the net ionic equation for AgNO3 (aq) + Na2SO4 (aq)

What does it take to prove a hypothesis false? O A. It is impossible to prove a hypothesis false O B. At least ten examples O C. One counterexample O D. A poorly stated question

We dissolve 5g of sugar, C12H22O11, in water to make 1L solution. What is the concentration of this solution expressed as molarity.