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1. How many grams are there in 2.30 x $10^{24}$ atoms of silver? 2. How many grams are there in 7.50 x $10^{23}$ molecules of H2SO4? 3. How many molecules are there in 122 grams of NO2? 4. How many grams are there in 9.40 x $10^{25}$ molecules of H2?

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5.) The equilibrium constant for a specific reaction is $$1.4 \times 10^{-5}$$. This value for $$K_c$$ indicates that A. equilibrium will be reached quickly B. equilibrium will be reached slowly C. at equilibrium [reactants]> [products] D. at equilibrium [products] > [reactants]

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For which process below does the entropy of the system Δ𝑆𝑠𝑦𝑠 increase? Group of answer choices Ice melting at an ambient temperature of 2oC. Water freezing at an ambient temperature of -2oC. An ideal gas is compressed isothermally. Synthesis of proteins from simpler molecules.

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Which is correct about control groups? They allow for comparison to see if what was being tested had any effect. They receive the treatment being tested. They are not necessary when studying nutrients. They are never given a placebo.

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Which of these values for MPC and MPS is possible for an economy? MPC = 0.80; MPS = 0.20 MPC = 0.60; MPS = 0.60 MPC = -1.20; MPS = 1.20 MPC = 1.40; MPS = 0.60

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Record your observation for the three bacterial types as you observed them under oil immersion. Indicate the shape of each cell type.

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ON1030 Assignment 2 Question 18 of 19 This test: 60 point(s) possible This question: 5 point(s) Economics in the News March 10, 2023 First, study the news article linked below. Canada added 22,000 jobs in February. D. The labour force increased, and the percentage increase in the labour force equaled the percentage increase in the r 3. What can we infer about the employment rate in February 2023 given the information in the news article? A. The employment rate grew because the number of jobs increased. B. The employment rate didn't change because the employment rate plus the unemployment rate equals 100 percent. C. We can't infer anything about the employment rate. D. The employment rate shrank because the labour force increased. 4. In February 2023, the number employed in Canada was 20,054.1 thousand, the labour force was 21,120.5 thousand, and the total population was 32,130.5 thousand. What was the employment rate? The employment rate was A. 65.7 percent B. 95 percent C. unknown D. 62.4 percent

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Texts: -4 DETAILS ASWSBE1510E.006 MY NOTES PRACTICE ANOTHER 1 a W

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Question 5 An irregular sample of 9 qualities from an ordinary populace demonstrated a mean of 41.5 inches and the entirety of square of deviation from this mean equivalent to 72 inches. Show whether the supposition of mean of 44.5 inches in the populace is reasonable. (15 Marks) (For $v=8$, $t_{0.05}=2.776v=8$, $t_{0.05}=2.776$)

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Question 3 (2 points) Consider the vectors: $u = si + 3j + 7sk$ and $v = -i + sj + (3s + 2)k$, where $s$ is a real number. These vectors are orthogonal for: $s = -\frac{5}{9}$ $s = -\frac{13}{17}$ $s = \frac{3}{25}$ $s = \frac{16}{21}$

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kevin j.