What Is the Concentration of Ca²⁺ in Ppm (Mg/L)in Cave

question 44

Multiple Choice

What is the concentration of Ca²⁺ in ppm (mg/L) in cave water saturated with calcite (calcium carbonate,K_sp = 4.7 × 10^-9) ?

• A)7.5 ppm
• B)6.9 ppm
• C)5.0 ppm
• D)3.8 ppm
• E)2.7 ppm

---

Definitions:

Supply Curve

A graphical representation showing how the quantity of goods supplied by producers changes in response to different price levels.

Demand Curve

A graph showing the relationship between the price of a good and the quantity of that good that consumers are willing and able to purchase at different prices.

Actual Price

The actual price is the final price at which a transaction takes place in the market, reflecting discounts, promotions, and real-time market conditions.

Outdoor Holiday Lighting

Decorative lighting used externally on buildings and in gardens to celebrate holidays, especially festive periods like Christmas.