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What is the calculation process for a liquid-solid aliquot? Please show your steps on how to get the fill in the blanks.
Acetaminophen solution: 0.02% solution
Required to make: 50mL
Accuracy of +/- 10%
The oven is turned on and begins to heat up. If we define the system to include the heating element and the air in the oven, what is the mode of energy transfer
when oxygen is in use in hospital room,no smoking signs are usually posted prominently. Explain.
Draw orbital-filling diagrams with the atomic number as the first two non-zero digits of your GU ID number. (Z=ab, for number G000abcde) If the first two digits are greater than 66, divide by 2. If the first two digits are less than 25, multiply b..
caffeine is a stimulant found in coffee and tea . a solution of caffeine in chloroform as a solvent has a concentration
Problem- A sample of br2(g) takes 40.0 min to effuse through a membrane. how long would it take the same number of moles of Ar(g) to effuse through the same membrane?
How many grams of NH4Cl (FM: 53.5) and how many mL of 6 M NaOH should be added and brought to 250 mL to make a buffer solution of pH of 9.0 and a total molar concentration of 0.500. The pKa of NH4+ is 9.24
Draw a hydrogen bond between two urea molecules. Be sure to clearly represent the important aspects of the structure of each molecule in your drawing and clearly identify the donor atom (D) and the acceptor atom (A) in your hydrogen bond
a mixture of gases with a pressure of 800.0 mm hg contains 60 nitrogne and 40 oxygen by volume. what is the partial
Current annual energy consumption in the US is 99.7 quads. Assume that all this energy is to be generated by burning CH4(g) in the form of natural gas
bromothymol blue is a common acid-base indicator. it has a ka equal to 1.6 x 10-7. its unionized form is yellow and its
how many atoms is 3.87 moles of lithium? how many molecules is 0.342 moles of phosphorus pentachloride? how many moles
A backpacker wants to carry enough propane to heat 2.00 L of water from 25.0 degrees Celsius to its boiling point. If each gram can generate 29.5 kJ of heat, what volume of propane (in mL) should the backpacker take with her camping
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