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You need to prepare 20ml of a drug dilution of 50mg/ml from a stock solution of 2g/5ml. How many mls of diluent will be added. Can you please right it out for me, I'm not sure how to set this up.
If the pressure increases to 800. torr, how many moles of gas were added to the container? Assume a constant-volume container.
It takes 54.0 J to raise the temperature of an 11.7 g piece of unknown metal from 13.0C to 25.0C}. What is the specific heat for the metal?
2 liquids, A and B, have the same molecular weight. Samples of each are placed on temperature probes and allowed to evaporate. After a period of time Liquid A had a change in temp
What is the most stable conformation about the C3-C4 bond of 2,3-dimethylpentane
Calculate the sodium ion concentration when 80.0 mL of 3.2 M sodium carbonate is added to 25.0 mL of 2.3 M sodium bicarbonate. Calculate the sodium ion concentration in M
Assuming that all of the sulfate and nitrate originated as acids. calculate the expected pH of this rain water.
The vapor pressures of pure benzene and pure toluene at 25 C are 94.2 torr and 28.4 torr, respectively. Assuming ideal behavior
Which of the compounds contain chiral centers a. 1-bromobutane b. 2-bromobutane c. 1,2-dibromobutane d. 1,3-dibromobutane e. 1,4-dibromobutane f. 2,3-dibromobutane
How much PPP do you need to make 500ml of the solution if you only have 25g and you know that the MW of PPP is 478 g/mole.
How would I find the percent yield and theoretical yield if I have 0.76 g of 3-nitrobenzaldehyde to start out with, 0.60mL of acetophenone required for the reaction between p-anisaldehyde and acetophenone
iron iii carbonate when heated decomposes ito iron iii oxide and carbon dioxide. 1fe2co33-gt1fe2o33co2 what mas of iron
How much energy in kilojoules is required to change 47.6grams of ice at 0 degrees of celcius water at the same tempature
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