Discuss what will the final temperature of the mixture
What will the final temperature of the mixture know the specific heat of water is 4.18 J/go C if 100 g of liquid water at the 100 o C and 200 g of water at 20 o C are mixed in an insulated container?
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At 5:00 am there are 400 bacteria in the dish. At noon there are 1400 bacteria in dish. At this rate how many bacteria must one expect to determine in the dish at midnight?
Estimate the boiling point of a solution which is obtained by dissolving the 1 mole of a solute in the 1 kilogram of water. First use the equation relating the boiling point depression to the solute molality. Then use the formula that invo
Strontium cyanide has both covalent and ionic bonds. Outline the Lewis structure for this chemical. Is this molecule polar or non-polar?
The president of a bank believes that the variance of the deposits of suburban customers is more than the variance of city customers. Below you are given the results of samples taken from suburban and city customers.
Estimate the ratio of the concentrations of the acetylsalicylate ion to acetylsalicylic acid that has a pH adjusted to the 4.13 by the use of strong base or strong acid. Aspirin is a product of the reaction of salicylic acid with the acetic anhydr
Determine the amount in mL of ethanol that must be added to one liter or water to achieve a solution with this composition and estimate the Vmix The densities of pure water and ethanol at this temperature are 0.997 and .789 g cm^-3
The manufacturing company makes 3 types of computer games which are shipped to 2 warehouses. Determine BA and express what every entry of product represents.
We are interested in determining whether or not the variances of the sales at two small grocery stores are equal. A sample of 21 days of sales at Store A and a sample of 16 days of sales at Store B indicated the following.
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