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Ambra
Questions (14)
how many milliliters of a stock solution of 6.0 m hno3 would you have to use to prepare 110mL of 0.500 M HNO3?
2 answers
5,029 views
What is the molarity of a solution prepared by dissolving 2.41 g of potassium iodide, KI in 100 mL of water?
1 answer
561 views
What is the pressure in a 1.5 L vessel containing 0.25 moles of )2 if the temperature is 37 degrees C? R the universal gas
1 answer
586 views
What is the fromulat for copper (II) sulfate?
13 answers
563 views
a coin is tossed 16 times. What is the standard deviation?
1 answer
3,161 views
An insurance sales representative selects 4 policies to review. The group of policies she can select from contains 10 life
0 answers
532 views
A committee consisting of 6 people is to be selected from eight parents and four teachers Find the probability of selecting
1 answer
1,455 views
What is the molarity of a solution prepared by dissolving 4.92 g of calicum nitrate in 250 mL of water?
1 answer
483 views
What volume (in liters) is occupied by 0.01 moles of carbon monoxide, CO at 9 degrees C and 0.973 atm?
2 answers
778 views
Ethane, C2H6, has a molar heat of vaporization of 15kJ/mole. How many kilojoules or energy are required to vaporize 5 g of
1 answer
776 views
how many gram of Co2 are formed for every gram of CH4 that combusts
1 answer
533 views
Give the boundaries of 47.4 miles
1 answer
435 views
How many grams of Fe are in 6.6 g FeO. (Remember the percent Fe in FeO is the grams of Fe in 100 g of FeO)
1 answer
457 views
Lithium hydroxide is used in the space program to remove carbon dioxide (frin respiration) in spacecraft. Specifically, lithium
1 answer
878 views
Answers (1)
What is the molarity of a solution prepared by dissolving 4.92 g of calcium nitrate in 250 mL of water? 4.92 x 164 = 806.88 806.88 x 250 =201720 is this the answer???
