Numerade

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What was the effect upin the magnitute of K caused by diluting HNO3 rather than using 1.0M HNO3?

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Find $\cos(\frac{u}{2})$ if $\cot u = 13.327$ and $u$ is in Quadrant-III. $\cos(\frac{u}{2}) = 0.993$ Your answer should be accurate to 4 decimal places.

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Part A A 1.7\times 10^{-3} V/m electric field creates a 3.0\times 10^{17} elec/s current in a 1.0-mm-diameter aluminum wire. What is the drift speed? Express your answer with the appropriate units. $v_d = 6.37 \cdot 10^{-6} \frac{m}{s}$ Incorrect; Try Again; 2 attempts remaining Part B What is the mean time between collisions for electrons in this wire? Express your answer with the appropriate units.

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To triple the resolving power of a telescope, you must triple the diameter of the telescope. A True B False

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Match the following macromolecule with the type of linkages between units: Protein Polysaccharide DNA [Choose] [Choose] [Choose]

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(1 point) Find the value of x at which takes its minimum on the interval [-5, 30]. The value of x that gives a minimum of $G(x)$ is $(x^2/2) + 120x$ $G(x) = \int_{-5}^{x} (|t| + 120) dt$

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QUESTION 27 Mutations that result in the death of the individual are known as _____ a. random b. spontaneous c. lethal d. neutral

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h'(x) = 256x^15 + 48x^7 - 10x^4 + 19

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A chemist adds 1.92 L of a 26.0 g/dL sodium nitrate ($NaNO_3$) solution to a flask. Calculate the mass in kilograms of sodium nitrate the chemist has added to the flask. Round your answer to 3 significant digits.

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4. Fusion power laser energy Background: Very powerful, fast lasers are used in fusion power experiments. A laser$^{27}$ pulse in a fusion power experiment outputs a power of 12 TW for 1 ns, followed by 85 TW for 3 ns. Problem: Determine the total energy of the laser pulse.

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