How Many Oxygen Atoms Are Present in 8

question 55

Multiple Choice

How many oxygen atoms are present in 8.4×10 ^{- 3} grams of CuSO₄ · 5 H₂O?
Molar Mass(CuSO₄ · 5 H₂O) = 250.61 g/mol

• A) 2.0×10¹⁹ oxygen atoms
• B) 8.1×10¹⁹ oxygen atoms
• C) 1.8×10²⁰ oxygen atoms
• D) 1.4×10²³ oxygen atoms
• E) 1.3×10²⁴ oxygen atoms

---

Definitions:

Inflation

The measure of how quickly the general price level for products and services grows, resulting in reduced consumer purchasing ability.

Money Supply Growth Rate

The rate at which the amount of money available in an economy grows, influencing inflation and economic activity.

Natural Rate of Unemployment

The level of unemployment consistent with a stable rate of inflation, determined by the structure of the labor market.

Inflation Rate

The percentage rate at which the general level of prices for goods and services is rising, and, subsequently, purchasing power is falling.