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A model boat moves by the force of 500 N due north, while the wind exerts a force of 150 N due south and the water exerts a resistive force of 250 N due south. The mass of the boat is 200 kg. What is the net force between the boat, the wind, and the water? What is the magnitude of the boat's acceleration with direction?
calculate the number of moles of nitrogen dioxide that could be prepared from 0.35 mole of nitrogen monoxide and 0.25
Calculate the amount of AgBr solid that forms and the concentration of Ag+ and Br- ions remaining in solution if 0.500 L each of 1M solutions of AgNO3
In one process 5.05 g of SiO2 (MW=60.09 g/mol) is treated with 3.35 g of carbon (MW=12.01g/mol) Which of the two reactants is the limiting reactant? What is the theoretical yield of SiC(MW=40.10 g/mol) produced
A gas has a pressure of 2.17 atm and occupies a volume of 6 L. If the gas is compressed to a volume of 1.17 L, what will its pressure be.
Chemical Kinetics - Show that only the reactants of the slow step of a reaction are found in the rate law of the reaction - which of the two steps is slower and which substance (if any) is probably an unstable intermediate?
Caffeine contains by mass 49.5% C, 5.15% H, 28.9% N and 16.5% O, and the molecular mass is 195g/mol. What are the empirical and molecular formulas of caffeine?
Assuming that the specific heat of the solution is 4.18J/g*c, and assuming that no heart is lost to the surroundings, determine the value of delta H (in kJ/ mol Sr) for the reaction
What is the % by mass of CaCl2.2H2O in the salt mixture B. how many grams of the excess reactant K2C2O4.H2O reacted in the mixture C. How many grams of the K2C2O4. H2O in the salt mixture remain unreacted
0.2 grams of HCl is dissolved in 0.8 grams water. the density of the solution formed 1.10 g/mL. What is the molarity of the solution
What is the boiling point of the automobile radiator fluid prepared by mixing 1.00 L of ethylene glycol (HOCH2CH2OH, density - 1.114 g/mL) with 1.16 L of water (density = 1.000 g/mL)?
If it required 27.92 mL of NaOH to reach the equivalence point, what was the concentration of the acetic acid solution?
The mass percent of water in a hydrate of MnCl2 is 36.41%. What is the empirical formula of the hydrate
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