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An objects velocity vs time function is v(t)= (t^2-7t+10) m/sec.
a) Sketch the function
b) What are the turning points? Explain why these are turning points
c) What is the objects acceleration at each of the turning points?
d) Suppose the objects position is x=18 m at t=3 sec. Write the objects position vs time function x(t)
Consider the following reaction: 2 H2(g) + O2(g) → 2 H2O(l) Explain how many moles of H2O are formed from 2.9L of O2 at a temperature of 325K and a pressure of 0.988atm
Write down the Dieterici equation of state. Next, determine internal pressure for the Dieterici gas.Justify the form of the expression obtained.
A solution is prepared with 3.85 g of an unknown compound in 100.0 g cyclohexane. The solution had a freezing point of 4.18 deg C. What is the molecular formula of the unknown compound
What is the purpose of massing the watch glass and Buchner funnel filter paper prior
a 35.0 ml sample of an unknown hclo4 solution requires 41.3 ml of 0.102 m naoh for complete neutralization.what was the
What are the key tenets of each theory? What drives cycles? What policies do Neoclassicals prescribe?
The resulting W3 was transferred to 500.0 mL of 1.00 M HCl. A 100.00 mL aliquot of the HCl solution required 12.26 mL of 0.08855 M potassium permanganate (KMnO4) to reach the purple endpoint.
You want to produce a mixture containing 19 wt% NaCl. Find the volume of the second feed solution.
Calculate delta A of reaction and delta G of reaction for the reaction C6H6 (l) + 15/2 O2 (g) --> 6CO2 (g) + 3H2O (l) at 298 K from the combustion enthalpy of benzene and the entropies of the reactants and products.
the reaction between calcium metal and chlorine gas is described by the following thermochemical equation cas cl2g
Calculate the work of expansion accompanying the complete combustion of 1.0g of glucose to carbon dioxide and (a) liquid water, (b) water vapour at 20 degrees Celsius when the external pressure is 1 atm
A carbon dioxide fire extinguisher of 10 liters capacity contains 5 kg of carbon dioxide. What volume of gas could this extinguisher deliver at NTP?
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