A 40 kg dog is sitting on top of a hillside and has a potential energy of 1,568 J. What is the height of the hillside? (Formula:

PE = mgh)

O 3.9 m

O 40 m

O 39.2 m

O 400 m

Sugar is stirred into water to forma a solution. In this case, what names do we give to the sugar and water?

What is true if ln K is negative? A) ΔG°rxn is positive and the reaction is spontaneous in the forward direction. B) ΔG°rxn is negative and the reaction is spontaneous in the forward direction.

Which of the following does not apply to a convex lens?

Kelly is putting up tile on a wall in a bathroom. The wall is 3.6 m long. Each tile has a length of 40 cm. How many tiles will Kelly be able to fit along the length of the wall?

What is the oxidation state of Mn atom

2 How 12.6 Sn + 2 HF - Snf a + H₂ many moles of tin (11) Fluoride will be produced grams of hydrogen fluoride react? if

Select the type of energy involved in each step. You turn on the burner of a gas stove. a) chemical b) thermal c) mechanical d) electrical The gas ignites. a) chemical b) thermal c) mechanical d) electrical The gas warms the water in the pan.

What volume of 0.500 M AgNO3 are needed to react with 100. mL of 0.400 M K2CrO4? 2 AgNO3 (aq) + K2CrO4 (aq) ➔ Ag2CrO4 (s) + 2 KNO3 (aq)

Why can gases and liquids both transmit heat by convection? a. Their particles are free to move away from each other b. They both have a fixed volume c. They both contain charged particles d. Their particles both vibrate around fixed positions

How many atoms of oxygen, O, are in 0.0595 moles of water?