| Topic | Problem | Solution |
|---|---|---|
| None | In a system the mass is kept constant. The initia… | \( P_1V_1/T_1 = P_2V_2/T_2 \) |
| None | In a system the temperature and mass are kept con… | 1. Use Boyle's Law: \(P_1V_1=P_2V_2\) |
| None | The weight of oranges growing in an orchard is no… | Find the difference between the given weight and mean weight in terms of standard deviations. |
| None | In a system the mass is kept constant. The initia… | 1. Convert Celsius to Kelvin: \(T_1 = 91.2^{\circ} \mathrm{C} + 273.15 = 364.35 \mathrm{K} \), \(T_… |
| None | In a system the volume and mass are kept constant… | 1. Apply Gay-Lussac's Law: \(\frac{P_1}{T_1} = \frac{P_2}{T_2}\) |
| None | In a system the mass is kept constant. The initia… | \( T_1 = 31.1 + 273.15 = 304.25 \mathrm{~K} \) |
| None | In a system the volume and mass are kept constant… | \( P_1 = 6.6 \, \mathrm{torr}, \; T_1 = 135.2 { }^{\circ} \mathrm{C}, \; P_2 = 15.3 \, \mathrm{torr… |
| None | In a system the temperature and mass are kept con… | 1. \( P_1V_1 = P_2V_2 \) |
| None | \( \frac{1}{2}-\frac{1}{12}= \) | \( \text{lcm}(2, 12) = 12 \) |
| None | Given that \( f(x)=x+2, g(x)=-5 x \) and \( h(x)=… | \( h(x)=2 f(x-2)-3 g(x-3) \) |
| None | Given that \( f(x)=-2 x, g(x)=x-5 \) and \( h(x)=… | \( h(x) = 3 f(x-2) + g(x) \) |
| None | Use the balanced equation to solve the problem. \… | \( \frac{3 \mathrm{O}_{2}}{4 \mathrm{Al}}=\frac{x \mathrm{mol}}{2.80 \mathrm{~mol}} \) |
| None | Find the area of the triangle. Round to the neare… | 1. Calculate semi-perimeter: \( s = \frac{a+b+c}{2} \) |
| None | \( \begin{array}{r}7.68 \\ \times 40.6 \\ \hline\… | \( 768 \times 406 \) |
| None | Multiply. \[ \begin{array}{r} 7.89 \\ \times \qua… | \(7.89\times 6.5=\frac{789}{100}\times \frac{65}{10}\) |
| None | 6. Since 1992, the value of homes in a neighborho… | a. Since 2000 is 8 years after 1992, divide 16 years by 2 to get the half-growth period: \(\frac{16… |
| None | \( \begin{array}{r}3 \\ \times 3\end{array} \) | \( 3 \times 3 \) |
| None | \( 3 \times 3 \) | \( 3 \times 3 = 9 \) |
| None | Get 4 correct answers 0 Divide the monomials and … | \(-\frac{9 z^{7} x^{4}}{7 z^{4}} = -\frac{9}{7} \cdot \frac{z^{7}}{z^{4}} \cdot x^{4}\) |
| None | Find the solution of the system of equations. \[ … | Step 1: Solve the second equation for \(x\): \[x = \frac{-5y - 46}{3}\] |
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