Calculus and Above

Related Calculus and Above Questions
What is the definition of Boyle's law? A. A gas law stating
What is the definition of Boyle's law?A. A gas law stating that the volume of a gas changes directly with a change in kelving temperature when pressure and moles of the gas do not change.B. A gas law … read more
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How many total moles of ions are released when the following
How many total moles of ions are released when the following sample dissolves completely in water? 8.91 × 1020 formula units of LiCl… read more
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Ph. D.
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What volume of hydrogen gas is formed at 28oC, and 800 mmHg,
What volume of hydrogen gas is formed at 28oC, and 800 mmHg, when 20.0g of calcium reacts with 250.0 mL of 0.700M hydrochloric acid.… read more
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Suppose 9.51g of potassium iodide is dissolved in 350.mL of
Suppose 9.51g of potassium iodide is dissolved in 350.mL of a 0.20M aqueous solution of silver nitrate. Calculate the final molarity of iodide anion in the solution. You can assume the volume of the s… read more
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A chemist must prepare 975.mL of 4.00M aqueous sodium
A chemist must prepare 975.mL of 4.00M aqueous sodium thiosulfate Na2S2O3 working solution. He'll do this by pouring out some 4.72M aqueous sodium thiosulfate stock solution into a graduated cylinder … read more
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I still think it's better to resend the questions 2. X^2
Hey again I still think it's better to resend the questions 2. X^2 +6>42 3. X^2 -2x -15<0 4. X^2+x-20<0 5.(x+1)^2<4 6. X^2+3x+2 greater than or equal to -3x-6 7. X^2<8x-12 8. X^2+2x-3 g… read more
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Suppose 0.896 g of zinc iodide is dissolved in 300.mL of a
Suppose 0.896 g of zinc iodide is dissolved in 300.mL of a 72.0m M aqueous solution of potassium carbonate. Calculate the final molarity of zinc cation in the solution. You can assume the volume of th… read more
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Suppose 4.56g of barium acetate is dissolved in 350. mL of a
Suppose 4.56g of barium acetate is dissolved in 350. mL of a 67.0m M aqueous solution of sodium chromate. Calculate the final molarity of acetate anion in the solution. You can assume the volume of th… read more
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A 8.00L tank at 5.36 degrees celsius is filled with 8.19g of
A 8.00L tank at 5.36 degrees celsius is filled with 8.19g of dinitrogen monoxide gas and 5.78g of sulfur hexafluoride gas. You can assume both gases behave as ideal gases under these conditions. Calcu… read more
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A 7.00 mL tank at 3.36 degrees celsius is filled with 6.63g
A 7.00 mL tank at 3.36 degrees celsius is filled with 6.63g of carbon dioxide gas and 8.62 g of dinitrogen difluoride gas. You can assume both gases behave as ideal gases under these conditions. Calcu… read more
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A 7.00L tank at -9.3 degrees celsius is filled with 14.0 g
A 7.00L tank at -9.3 degrees celsius is filled with 14.0 g of sulfur tetrafluoride gas and 18.9 g of dinitrogen monoxide gas. You can assume both gases behave as ideal gases under these conditions. Ca… read more
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Gaseous methane (CH4) will react with gaseous oxygen (O2) to
Gaseous methane (CH4) will react with gaseous oxygen (O2) to produce gaseous carbon dioxide (CO2) and gaseous water (H2O) . Suppose 0.802 g of methane is mixed with 4.7 g of oxygen. Calculate the maxi… read more
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Calculate the volume in liters of a 3.72 x 10^5 uM
Calculate the volume in liters of a 3.72 x 10^5 uM mercury(II) iodide solution that contains 800. mg of mercury(II) iodide (HgI2). Round your answer to 3 significant digits.… read more
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C) How many moles S? d) How many moles O? e) How many g Na?
c) How many moles S?d) How many moles O?e) How many g Na?f) How many g S?g) How many g O? h) How many Na atoms?i) How many S atoms?j) How many O atoms?… read more
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I can not figure out the answer to this and it is due later
I can not figure out the answer to this and it is due later today! A sample of 0.0036 g Na2SO3 contains:a) How many moles Na2SO3?b) How many moles Na?c) How many moles S?d) How many moles O?e) How man… read more
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I need help with this chemistry problem. How many moles of
Hi, I need help with this chemistry problem. How many moles of calcium atoms do you have if you have 3.53 × 10²¹ atoms of calcium. (The mass of one mole of calcium is 40.08 g.) Please provide steps, t… read more
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Needing some help with chemistry practise. The question is
Needing some help with chemistry practise. The question is in the photo. I only need help with part B of the question.… read more
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Calculating osmolality of a liter of D5W: #1. D5W = 5 g/dL
Calculating osmolality of a liter of D5W: #1. D5W = 5 g/dL or 50g/L #2. 180 + 18 (H20 x 1) =198, #3. 50/198 = 0.252 moles or 252 mOsmol/L. My confusion is #2 180 + 18 (H20 x1) = 198? Please explain th… read more
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