When you hammer a nail, which types of energy are you using? Select all of the correct answers.

potential energy

physical energy

kinetic energy

mechanical energy

Which is an example of an electrolytic cell? a battery a fuel cell a rechargeable battery a spontaneous reaction between lithium and copper

Which type of body wave always arrive second

Cabbage juice turns pink in solutions with pH below 7 and green in solutions with pH above 7. You drop some cabbage juice in a sink full of soapy dishes and in a glass of soda. The cabbage juice is green in the soapy water and pink in the soda.

Particles in a liquid move around just as freely as particles in a solid.

The density of copper is 8.92 g/cm^3. If you plotted the mass of copper in grams versus the volume in cubic centimeters, what would the slope of the line be?

2. A balloon is dunked into a tank of cold water. How will this affect the size of the balloon?

Which of the following correctly describes a compound?

If the [H+] of a solution is 1.0 x 10 to the power of - 2 mol/L the pH is: (pH = - log (H+] 1 12 -2 2 chemistry

Change 5.20 moles of c3h6o2to grams

What factors can make atoms unstable