Upon balancing the equation below, how many moles of sulfuric acid are needed to react completely with 8.4 moles of lithium hydroxide?

LiOH + H2SO4 yields Li2SO4 + H2O

a. 2.1 moles

b. 4.2 moles

c. 8.4 moles

d. 16.8 moles

Which subatomic particles is light made of

The pH of four types of juices is shown below. Juice pH Apple 3.5 Lemon 2 Tomato 4 Orange 3 Which juice is the least acidic? O Apple Lemon Tomato Orange

292.5 g of NaCl completely dissolves (producing Na + and Cl - ions) in 1.00 kg of water at 25.0°C. The vapor pressure of pure water at this temperature is 23.8 torr. Determine the vapor pressure of the solution?

I'll give brainliest why the total energy of electron is negative

What effect would adding water (H2O) have on this reaction over time? (NH4) 2CO3 (s) ⇌ 2NH3 (g) + CO2 (g) + H2O (g) A. The concentration of products would increase, and the concentration of reactants would decrease. B.

A student makes observations when water is added to a blue solution of copper sulfate. The student makes only 1 observation: the solution changes to a lighter shade of blue. Is this an example of a chemical reaction? Explain your reasoning.

When dos the spring tide occur

As ice transforms into steam, Question options: new molecules are formed. the types of atoms are changed. energy is absorbed by the molecules. the mass of the molecules is increased.

Why do chemists consider the periodic table so useful?

Plates include large sections of Earth Oceanic or Continental