A sample of sodium chloride (NaCl) has 15.2 moles. How many atoms of sodium chloride are in the sample?

A scientist heats a flexible container full of neon gas. What will most likely happen to the container as the gas absorbs heat? It will shrink, because the neon atoms will break apart into smaller pieces.

What is a semiconductor? A: a substance that completely blocks the flow of electricity B: a comductor that has less conductivity than do metallic conductors C: a conductor that operates only at low temperatures D: a conductor that conducts

If I dissolve sugar in water, what is the solution?

Which of the following statements include exact numbers? (Select all that apply.) There are 1000 mm in 1 m. Jane is 63 in tall. There are 453.59 g in 1 lb There are 60 minutes in1 hour. Viewing Saved Work Revert to Last Response Submit Answer

How many protons and neutrons are in 35^Cl?

You are given a clear solution of KNO3. Using 3-4 sentences explain how you would determine if the solution is unsaturated, saturated, or supersaturated

Which element combination (s) would result in electrons being shared? [] sodium (Na) and oxygen (O) [] carbon (C) and fluorine (F) [] oxygen (O) and hydrogen (H) [] aluminum (Al) and chlorine (Cl)

If you start with 4 moles of iron and 3 moles of oxygen to produce iron oxide, what is the limiting reagent? (You will need to balance the equation first.) Fe + O2 - > Fe2O3

Is burning wood a physical change

A gas is located inside a closed container. if the gas is allowed to occupy more volume inside the container, what will happen to the pressure? (note: there is no gas added to the container.)