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Questions in Grade High-school

📝 Answered - Which describes the volume of 1 mol of gas at standard temperature and pressure? A. The volume is greater for a larger mass of gas. B. The volume is the same for any gas. C. The volume depends on the size of the container. D. The volume varies with the pressure.

📝 Answered - What is the relationship between Hamlet and Horatio? Did Hamlet know Horatio was in town prior to now? Explain how you know.

📝 Answered - 7. What is the equilibrium constant for the reaction [tex]PCl _3+ Cl _2 \leftrightarrow PCl _5[/tex] at [tex]$230^{\circ} C$[/tex], given that [tex]K =0.0205[/tex] for the reaction [tex]PCl _5 \leftrightarrow PCl _3+ Cl _2[/tex]?

📝 Answered - Use [tex]f(x)=\frac{1}{2} x[/tex] and [tex]f^{-1}(x)=2 x[/tex] to solve the problems. [tex]\begin{array}{l} f(2)=\square \\ f^{-1}(1)=\square \\ f^{-1}(f(2))=\square \end{array}[/tex]

📝 Answered - $6(3 x+1)-30=3(2 x-4)$

📝 Answered - Write a verbal expression for the algebraic expression. [tex]6 z^2+4[/tex] A) six times [tex]z[/tex] times 2 increased by 4 B) six times [tex]z[/tex] squared increased by 4 C) six squared times [tex]z[/tex] plus 4 D) six more than 4 times [tex]z[/tex] squared

📝 Answered - Find the domain of [tex]f ( x )[/tex]. [tex]f(x)=\sqrt{7 x-49}[/tex]

📝 Answered - The main cable of a suspension bridge is modeled by the equation [tex]y=0.0048(x-50)^2+6[/tex]. At what horizontal distances from the left support is the cable 10 ft above the roadway? [tex]y=[/tex] height in feet of cable above the roadway [tex]x=[/tex] horizontal distance in feet from left support Choose the equation one must solve to answer the question. [tex]0=0.0048(x-50)^2+6[/tex] [tex]10=0.0048(x-50)^2+6[/tex] [tex]y=0.0048(10-50)^2+6[/tex]

📝 Answered - Is -5 + (-3) equal to -3 + (-5)?

📝 Answered - What energy is the energy flow between the Solar panel and the windmill? A. Chemical B. Light C. Nuclear D. Electrical