What is the pH of a 2.0 M solution of HClO4?

1. How many grams of chromium metal are plated out when a constant current of 8.00 A is passed through an aqueous solution containing Cr3 + ions for 40.0 minutes?

40 mL of 2.0 molar NaOH reacts with 8.0 mL of a monoproticacid. What is the molarity of the acid?

Explain why sharpening a pencil is a different type of physical change it freezing water to make ice cubes

What is a silly prisoner? Periodic table pun

If 30 g of HCl is reacted with excess NaOH, and 10g of NaCl is produced, what is the percent yield of the experiment?

What overall effect does adding a catalyst have on a chemical reaction?

A hydrogen atom contains a single electron that moves in a circular orbit about a single proton. assume the proton is stationary, and the electron has a speed of 7.8 105 m/s.

When magnesium combines with sulfur to form magnesium sulfide, it is oxidized to Mg2+. Which statement is true about this reaction? A. It involves gain of electrons. B. It involves loss of electrons. C. It involves loss of oxygen. D.

Equilibrium reaction chromate

How does food in a fridge cool down