A Saturated Sodium Carbonate Solution at 100°C Contains 45

question 74

Multiple Choice

A saturated sodium carbonate solution at 100°C contains 45.5 g of dissolved sodium carbonate per 100.mL of solution.The solubility product constant for sodium carbonate at this temperature is

• A)79.0
• B)0.316
• C)0.0790
• D)36.8
• E)316

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Definitions:

Positive Linear Relationship

A relationship in which one variable increases as the other variable also increases, represented by a straight line with a positive slope.

Sodium

A chemical element, symbol Na, a highly reactive metal and an essential nutrient for human health.

Calories

A measure of energy in food, technically defined as the amount of heat needed to raise the temperature of one kilogram of water by one degree Celsius.

Scatter Diagram

A graphical representation of data points for two variables in a dataset, used to investigate the possible relationship between them.