What do scientists use to increase the surface area of a solute? heat a beaker a mortar and pestle a flask a stir bar

What is meant by the term effective nuclear charge

Explain the difference between weight and mass.

Aqueous hydrochloric acid will react with solid sodium hydroxide to produce aqueous sodium chloride and liquid water. Suppose 34. g of hydrochloric acid is mixed with 9.30 g of sodium hydroxide.

Which property describes a mixture? Select three options. It can be separated by physical methods. It has a single chemical composition. It can appear different from different sources. It cannot be described by a chemical symbol or formula.

5.4*10^3 * 1.2*10^7

Using the combined gas law, if the volume of a gas at 155kPa changes from 22L to 10L. What is the new pressure if the temperature remains constant?

What is a contributor of global warming? a. aerosol sprays b. carbon dioxide c. acid rain d. garbage

How is momentum similar to inertia? Explain.

Suppose that 0.00150 moles of CO2 (44.0 g/mol) effuse out of a pinhole in 1.00 hour. How many moles of N2 (28.0 g/mol) would effuse out of the same pinhole in 1.00 hour? Assume both gases are at the same temperature and pressure.

How do you make glue from jack fruit sap?