A Solution Is Prepared by Dissolving 23

question 95

Multiple Choice

A solution is prepared by dissolving 23.7 g of CaCl₂ in 375 g of water. The density of the resulting solution is 1.05 g/mL. The concentration of Cl^- in this solution is ________ M.

• A)0.214
• B)0.562
• C)1.12
• D)1.20
• E)6.64 × 10^-2

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Definitions:

Constructive Play

A type of play that involves creating or constructing something, typically allowing children to develop cognitive skills, problem-solving abilities, and hand-eye coordination.

Formal Games

Structured forms of play with predefined rules, often used in developmental psychology to study or enhance cognitive and social skills.

Play Styles

Different ways in which children engage in play, reflecting their personalities, preferences, and developmental stages.

Same-Sex Peers

Individuals of the same sex with whom a person associates, including friendships and social groups, playing a significant role in social development.