Answers edited by Peter M.
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Question #146da
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A vehicle travelling with a uniform velocity was given a uniform acceleration, and in the sixth and tenth seconds after the acceleration began it was observed to travel 15 m and 23 m respectively. What is the acceleration and the initial uniform velocity?
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What is the angular momentum of a rod with a mass of #2 kg# and length of #9 m# that is spinning around its center at #12 Hz#?
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Question #35427
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Physics Question: A 2.0 kg block is launched up a frictionless ramp?
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If light has a wavelength of 468 nm, what is the energy of this light expressed with units of kJ/mol?
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Question #3c7cf
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An exothermic reaction releases 86.5 kJ. How many kilocalories of energy are released?
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Question #3bdb8
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Question #74ccc
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Question #28428
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Why is there are huge energy change between the 9th and the 10th electron in the sodium atom?
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Given #f(x) = 17-x^2#, what is the average rate of change in #f(x)# over the interval #[1,5]#?
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Question #51b13
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Question #02816
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What is the amount (in moles) of copper (II) sulfate pentahydrate that you will need to make 100mL of a 0.500 mol/L solution, with all the calculations?
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How to do this question in regards of matrices and transformation?
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#Q(t) = Q_(o)e^(-kt)# may be used to model radioactive decay. #Q# represents the quantity remaining after years; #k# is the decay constant, 0.00011. How long, in years, will it take for a quantity of plutonium-240 to decay to 25% of its original amount?
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Given the reaction at equilibrium: #N_2(g) + O_2(g) + e n ergy rightleftharpoons 2NO(g)# What change will result in a decrease in the amount of #NO(g)# formed?
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Question #35611