An empty volumetric flask weights 75.00 grams. After 13.00 mL of a liquid is added, the flask and liquid weigh 110.00 g. What is the density of the liquid in g/mL? Do not include units in your typed answer Your Answer: Answer

drc%3D0&gi%3D24758088cfql=18dnb-D081 What is the volume in liters that is needed to create a 2.3 M solution with 4.0 moles of Fe(OH)2? Round your answer to 1 decimal. Your Answer: Answer units D Add attachments to support your work

Calculate the molarity of each solution. 42.2 mg of KI in 118 mL of solution         Express your answer using three significant figures.

How many milliliters of 25.0 mg/L stock solution must be added to a 25.00-mL volumetric flask to produce a 20.0 mg/L solution? Report your answer in decimal form (not scientific notation) with correct sig figs and including one space followed by your units.

A chemistry student needs 30.00 g of thiophene for an experiment. He has available 0.20 kg of a 39.3% w/w solution of thiophene in diethyl ether. Calculate the mass of solution the student should use, If there's not enough solution, press the "No solution" button. Round your answer to 3 significant digits. No sokution

A student wants to make a 250 mL stock solution with a concentration of 1000 mg Cu/L. The student has an unlimited amount of CuSO4 and DI water. What mass of CuSO4 is needed to make 250 mL the 1000 mg Cu/L solution?  Using the stock solution from the previous question, what volume of stock is needed to make a 20 L solution with a concentration of 0.06 mg -Cu/L?

What is the volume (in mL) of 0.185 M   (sulfuric acid) containing 0.574 g ? Volume =  mL

How many grams of diethyl ether are present if 3.594 mL are present? Provide your answer as a number with 3 decimal places. Molecular weight of diethyl ether: 74.12 g/mol Density of diethyl ether: 0.706 g/mL

A medical glucose solution is 5.00% (m/v) glucose. This is the number of grams of glucose per 100 ml solution. The percentage can be written in two ways (fractional ratios). One will convert grams of glucose to milliliters of solution, the other will convert milliliters of solution to grams of glucose. Write both terms.