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Calculate the volume of carbon dioxide gas at stp, produced when 651g of ammonia carbonate (NH4)2CO3 decomposes to produce ammonia gas (NH3) carbon dioxide and water vapor. Calculate the total volum
You are walking along a small country road one foggy morning and come to an intersection. At what speed is the ambulance traveling
A heat pump moves heat from outside, where the temp is 1 degree C, to inside a building, where the temp is 20 degrees C, How much heat is dumped into the building in each cycle
Draw all the isomers you can come up with the formula C10H12O2. Must contain a benzene ring and a double bond. Also, much contain 8 unique carbon types.
A 200 kg communications satellite is placed into a circularorbit around the Earth with a radius of 4.23 x 107m(26,000 miles). Find the gravitational force on the satellite
Suppose you consume 2000 Cal of food per day. Note that a food Calorie, with capital C, is one kilocalorie: 1 Cal = 1 kcal. How many watts of heat and work can you do
Barium chloride + sodium carbonate --> a) balanced formula equation b) complete ionic equation c) net ionic equation
At an outdoor market, a bunch of bananas attached to the bottom of a vertical spring of force constant 16.0 N/m is set into oscillatory motion with an amplitude of 20.0 cm. What is the weight of the
Will a red blood cell undergo crenation, hemolysis, or no change in each of the following solutions
Calculate the volume of oxygen gas at stp produced when 3.57 grams of h2O2 decomposes to produce water and oxygen
An atom is cooled to zero K, and confined in a harmonic potential V (x) = 1 m?2x2. At 2t=0, the potential is switched off, such that V (x) = 0
Calculate the pre-equilibrium concentration of Fe3+(aq) in a solution made by mixing 2.8 mL of 2.010?3 M Fe(NO3)3 and 7.2 mL of 2.010?3 M NaSCN. Assume the final volume is 10.0 mL.
using a modified version of Kepler's third law. Using a mass formula M1 = a^3/P^2 use this mass to determine the mass of Jupiter using data from its moon Callisto, calculate the mass of Jupiter
A ball is thrown downward of a 50 meter high building with a speed of 10 m/s. In what height do the balls meet
Clove oil is produced by steam distillation of cloves. We use basic extraction to leave behind most of the other organic products in the clove oil.
A rocket is fired straight upp from the ground with a 2.25 m/s acceleration. what is the speed of the rocked when the engines stop
What woud happen if a person would dropp an object from a ships mast with no wind blowing and the ship moving forward. Where will the object fall and why
What is the purpose of washing the alkyl halide with aqueous sodium bicarbonate (NaHCO3)? Write the reactions that are expected to occur when the sodium bicarbonate is added to the test tube. Why is
Green light has a wavelength of approximately 645 nm. What is the energy in kJ of 1.00 mole of photon of green light
Will ethyl acetate move fumaric and maleic acid up tlc plate. Can you explain in terms of polarity.
calculate the pH OF 100.0 mL of a bufer that is 0.050 M NH4Cl and 0.110 M NH3 before and after the addition of 1.00 mL of 5.75 M HNO3. before=9.59 after=
An indoor swimming pool of depth 2m transfers heat at a rate of 100w/m2 to the 10m of air between the pool and the roof for 1000s. What is the temperature change of the air
3 objects are connected on an inclined table with the masses of 8.0kg, 4.0kg and 2.0kg and the pulleys are frictionless. determine the acceleration and direction of the motion of the system
The delta H for the neutralization of NaOH with H2SO4 is -144kj/mol H2SO4. What is the maximum measured temperature in the styrofoam cup
If a 2.4 m wave was created using a frequency of 63 Hz, what frequency would be required to creat the next higher harmonic