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maria hoffman

maria h.

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Intestinal calcium absorption is not regulated by 1,25 OH vit D through the interaction of the Vitamin D Response Element. O True O False

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Determine which Wittig reagent will be the most difficult to prepare. The alkyl chloride in (c) will be the most difficult to convert into a Wittig reagent. Explain your choice: because the electron withdrawing group hinders an $S_N2$ attack. because it is too sterically hindered to undergo $S_N1$ attack. because it is too sterically hindered to undergo $S_N2$ attack. because the electron withdrawing group hinders an $S_N1$ attack.

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why is it possible to assume that the concentrations of FeSCN2+ is equivalent to the concentration of KSCN in stadard solution

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If you were to increase the frequency of the ac voltage generated by the source in this circuit, what would be the effect on the RMS current in the circuit? A. It would increase B. It would decrease C. No effect

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View Policies Show Attempt History Current Attempt in Progress Your answer is incorrect. Using the Formula $n = \frac{1}{ME^2}$ to Determine Sample Size When we want 95% confidence and use the conservative estimate of $p = 0.5$, we can use the simple formula $n = \frac{1}{ME^2}$ to roughly determine the sample size needed for a given margin of error ME. Use this formula to determine the sample size needed for a margin of error of 0.005. Enter the exact answer. n =

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The design of the Articles of Confederation caused many problems. What was the major flaw in its design that caused these problems? Group of answer choices The national government had little power to coerce the States. The national government gave too much power to the President. The state governments could not tax their citizens. The state governments were free to infringe upon citizens’ civil liberties.

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Write $z_1$ and $z_2$ in polar form. $z_1 = \sqrt{3} + i$, $z_2 = 1 + \sqrt{3}i$ $z_1 = $ $z_2 = $ Find the product $z_1z_2$ and the quotients $\frac{z_1}{z_2}$ and $\frac{1}{z_2}$. (Express your answers in polar form.) $z_1z_2 = $ $\frac{z_1}{z_2} = $ $\frac{1}{z_2} = $

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The measured distance is 475.23 ft What is the corrected distance if the Temp is 1 deg F. and the tape length is 100.04 ft? a. 475.22 ft b. 475.03 c. 474.83 d. 475.43ft

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The integral $\int_0^1 \cos(x - 3) dx$ is transformed into $\int_{-1}^1 g(t)dt$ by applying an appropriate change of variable, then $g(t)$ is: $g(t) = \frac{1}{2} \cos(\frac{t - 5}{2})$ This option $g(t) = \frac{1}{2} \sin(\frac{t - 3}{2})$ This option $g(t) = \frac{1}{2} \cos(\frac{t - 3}{2})$

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To ensure the best-tasting coffee, a firm wishes to monitor the temperature of the coffee it serves. Assume that coffee temperatures follow a normal distribution with a mean of 71.21°C and a standard deviation of 2.98°C. (a) What proportion of all cups of coffee will have temperatures greater than 78°C? (b) What is the probability that a randomly selected cup of coffee has a temperature between 68°C and 73°C? (c) Ten percent of all cups of coffee fall below what temperature?

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