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What is the maximum mass in grams of aluminum chloride that could be obtained from 2.50 mol of barium chloride and excess aluminum sulfate? This is the balanced equation for the reaction: Al2(SO4)3 + 3BaCl2--> 3BaSO4 + 2AlCl3. BaCl2 molar mass is 208.3 g/mol and AlCl3molar mass is 133.3 g/mol.
a. 521 gb. 334 gc. 222 gd. 55.8
A hot-air balloon has a volume of 875 L. What is the original temperature of the balloon if its volume changes to 955 L when heated to 56 degrees celcius
Starting with 1 liter of 2.0 M CH3COOH (acetic acid) we wish to make a buffer solution of pH=4.00. Consider the following to make the buffer: One way would be to add sodium acetate. How many moles must be added (assume no volume change)
Predict the type of substitution mechanism, predict which reaction of the pair will occur at the faster rate, and draw the correct organic product.
Describe a procedure for making 100 mL of a 0.10 M solution of barium nitrate, Ba(NO3)2. Make sure to include all equipment and amounts
The world burns approximately 9.0x10^2 kg of fossil fuel per year. Use the combustion of octane as the representative reaction and determine the mass of carbon dioxide
The Carbocation, 1,1-dimethylpropyl, formed from the dehydration of protonated 2-methyl-2-butanol.
The specific heat of Ti is .523 J/gcelcius. What is the final temperature of 62g of Ti intially at 41celcius after 8.5kj of heat is added?
a 35.0-ml sample of 0.20 m lioh is titrated with 0.25 m hcl. what is the ph of the solution after 23.0 ml of hcl have
an antifreeze solution prepared by mizing equal volumes of ethylene glycol, C2H6O2 (density 1.12g/cm^3) with water (density 1.00 g/cm^3). Estimate the freezing point of the mixture
Compute the change in temperature for 4.50 grams of Calcium chloride CaCl 2 dissolved in 90.0 mL of water H 2 O. (Assume that the calorimeter absorbs no heat )
A bowl of 510 g of water is placed in a microwave oven that puts out 611 watts (J/s). How long would it take in seconds to increase the temperature of the water from 12.0oC to 49.5oC
estimate the amount of carbon dioxide (in tonnes) that is consumed over a 6-month period by the forest, assuming trees are 50% glucose and 50% water. How much sunlight (in GJ) has the forest absorbed in that period?
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