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briana moore

briana m.

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(a) If the solubility of $FeCO_3$ in water at 25°C is $6.45 \times 10^{-4}$ g/L, calculate the solubility-product constant ($K_{sp}$) of $FeCO_3$, assuming complete dissociation of the $FeCO_3$ that has dissolved.

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4. Consider the following reaction:2 HI (g) $ H2 (g) + 12 (g)Kc = 0.016 at 300. KIf 1.0 x 10-2 M HI (g) was added to a flask, what is the partial pressure of each gas once the reaction reaches equilibrium?

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What is the relationship betweeen the intensity of epidermal melanin and cancer risk? As melanin pigemnt increases, UV resistance and cancer risk

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What is epistasis? ? An interaction between a genotype and the environment that results in a continuous phenotypic distribution ? A situation in which the phenotypes associated with both alleles present in a heterozygote are observed ? A gene interaction in which the effects of an allele of one gene mask the effects of the alleles of a second gene ? A situation in which two different genes have redundant functions

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The graph below represents the velocity-versus-time readings for an object moving along a straight line. The object starts from rest at $t = 0$ s and reaches a maximum velocity of 4 m/s. How far did the object move during the five seconds shown in the graph (in m)? v (m/s) 4 3 1 2 3 4 5 t (s) $v_i = 0 \frac{m}{s}$ $v_f = 4 \frac{m}{s}$ $\Delta x = \frac{v_i + v_f}{2}$

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Which of the following does not apply to the concept of Money Group of answer choices Medium of exchange Allows for portability Foundational for bartering Generally accepted method for payment of goods and services

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Determine the absolute minimum value of $f(x) = x\sqrt{1 - x^2} - 3$ on $[-1, 1]$. 1. absolute min. value $= -\frac{5}{2}$ 2. absolute min. value $= -4$ 3. absolute min. value $= -\frac{7}{2}$ 4. absolute min. value $= -2$ 5. absolute min. value $= -\frac{9}{2}$ 6. absolute min. value $= -3$

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When questioned about sociology, Charles Tilly offered that as a producer of new knowledge, sociology has been "in trouble" recovering from the onslaught of skepticism that emerged from postmodern thinking of the 1980s and 1990s.

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The endocrine System: produces effects that ONLY last a very short time uses neurons to transmit information to different tissues releases hormones that impact the metabolic activities of many different tissues and organs simultaneously is entirely controlled by the brain

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Question 4: (5 points) On January 1, 2020, a corporation issued $250,000 of 10% bonds that mature in five years. They were sold at discount, for a total of $239,000. On January 1, 2025, when the bonds mature, corporation will make the final principal payment. Record the journal entry for this principal repayment.

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