The Molarity of a 1250-ML Solution Having 7

question 19

True/False

The molarity of a 1250-mL solution having 7.75 moles NaCl is 9.4 M. The formula mass for NaCl is 58.44 u.

Solve systems of linear equations using Cramer's rule.

Use determinants to find the equations of lines.

Understand Kirchhoff’s laws and apply them to solve for currents in an electrical network.

Graph systems of linear inequalities in real-life contexts, including production levels and financial planning.

---

Definitions:

Financial Account Deficit

A situation where the value of a country's imports of financial assets exceeds its exports over a given period.

Current Account Surplus

Occurs when a country's total exports of goods, services, and transfers exceed its total imports.

Financial Account Deficit

A situation where a country's financial outflows to other countries exceed the inflows from them.

Current Account Surplus

A situation where a country's earnings from exports exceeds its spending on imports, leading to net positive income from foreign transactions.