During a Reaction,a Reactant Loses 4

question 42

Multiple Choice

During a reaction,a reactant loses 4.8 × 10^-28 kg of mass.How many joules of energy are released? (c = 3.0 × 10⁸ m/s)

• A)4.3 × 10^-11 J
• B)1.4 × 10^-19 J
• C)1.6 × 10^-36 J
• D)5.3 × 10^-45 J

---

Definitions:

Pressure

The exertion of force upon a surface by an object, fluid, etc., in contact with it, measured in units such as Pascal (Pa).

Liters

A metric unit of volume equal to one cubic decimeter or 1000 cubic centimeters.

Mole

A unit of measurement in chemistry that quantifies the amount of a substance, specifically 6.022 x 10^23 particles of that substance.

CaCO3

Calcium carbonate, a chemical compound found in rocks as the minerals calcite and aragonite, and is the main component of pearls, as well as marine organisms' shells.