The specific heat of a certain type of cooking oil is 1.75 J / (g·°C). How much heat energy is needed to raise the temperature of 2.80 kg of this oil from 23 °C to 191 °C?

Which phrase or term identifies a physical property of gold?

What two variables of gases does Charles focus upon

Fermentation is a complex chemical process of wine making in which glucose is converted into ethanol and carbon dioxide: C6H12O6 → 2C2H5OH + 2CO2 glucose ethanol Starting with 945.

The enthalpy change for a reaction, ΔH, is negative. What does this indicate about the chemical potential energy of the system before and after the reaction?

In every balanced chemical equation, each side of the equation has the same number of?

What happens to energy when Sally kicks a soccer ball? A. Kinetic energy is transformed to chemical energy in muscles. B. Potential energy is transformed to chemical energy in muscles. C. Kinetic energy is transferred from the leg to the soccer ball.

6. Which of the following statements correctly describes what happens to the diaphragm during an inhalation, when the lungs inflate? O A. The diaphragm returns to its resting state. O B. The diaphragm contracts and flattens. O C.

A column is filled with four different liquids of different densities. A red liquid, a blue liquid, a green liquid, and a purple liquid are all added into the column. This chart shows the densities of the liquids.

Metals are used in many products because of the characteristic properties that most metals have. Which product requires the high luster of metals in order to work?

Sodium is a silvery-white metal that reacts with chlorine gas, which is a yellow-greenish gas that is toxic. The reaction gives off a lot of heat.