Jack who weighs 68 kg is 45 years old and has severe hypomagnesaemia. He requires 0.26 g/kgof magnesium sulfate heptahydrate to be given intramuscularly over 4 hours.Magnesium Sulfate Concentrated Injection (2.465 g magnesium sulfate heptahydrate(MgSO4,7H₂O_MWt = 246.5) in each 5 mL ampoule) is to be diluted to 40 %w/v with 0.9%w/vsodium chloride solution.Calculate the volume of 0.9% sodium chloride solution that would be required. (Answer to 1decimal place.)Answer:

According to the question, Jack who weighs 68 kg is 45 years old and has severe hypomagnesaemia. He…

ghs 68 kg is 45 years old and has severe hypomagnesaemia. m sulfate heptahydrate to be given intramuscularly over 4 hou Fulfate Concentrated Injection (2.465 g magnesium sulfate hep MWt 246.5) in each 5 mL ampoule) is to be diluted to 40% de solution. = volume of 0.9% sodium chloride solution that would be requir

ghs 68 kg is 45 years old and has severe hypomagnesaemia. m sulfate heptahydrate to be given intramuscularly over 4 hou Fulfate Concentrated Injection (2.465 g magnesium sulfate hep MWt 246.5) in each 5 mL ampoule) is to be diluted to 40% de solution. = volume of 0.9% sodium chloride solution that would be requir

Introduction to General, Organic and Biochemistry

11th Edition

ISBN:9781285869759

Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres

Publisher:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres

Chapter6: Solutions And Colloids

Section: Chapter Questions

Problem 6.36P

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A student performed the experiment described in this module, using 7.00 mL of a 1.8% H2O2 solution with a density of 1.01 g mL-1. The water temperature was 20 ° C, and the barometric pressure in the laboratory was 30.02 in. Hg. After the student immersed the yeast in the peroxide solution, she collected 45.1 mL of O2. (11) Calculate the percent error for the experiment.
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A student performed the experiment described in this module, using 6.00 mL of a 3% H2O2 solution with a density of 1.03 g mL-1. The water temperature was 22 ° C, and the barometric pressure in the laboratory was 30.30 in. Hg. After the student immersed the yeast in the peroxide solution, she collected 65.40 mL of Oz. (7) Calculate the mass of H2O2 in 5.00 mL of the H2O2 solution.
Oral rehydration salts are stated to contain the following components: Sodium Chloride 3.5g Potassium Chloride 1.5g Sodium Citrate 2.9g Anhydrous Glucose 20.0g 8.342 g of oral rehydration salts are dissolved in 500 ml of water. 5 ml of the solution is diluted to 100 ml and then 5 ml is taken from the diluted sample and is diluted to 100 ml. The sodium content of the sample is then determined by flame photometry. The sodium salts used to prepare the mixture were: Trisodium citrate hydrate (C6H5Na3O7, 2H2O) MW 294.1 and sodium chloride (NaCl) NW 58.5. Atomic weight of Na = 23. The content of Na in the diluted sample was determined to be 0.3210 mg/100 ml. Determine the % of stated content of Na in the sample. The stated should be 104.5, how??
Oral rehydration salts are stated to contain the following components: Sodium Chloride 3.5g Potassium Chloride 1.5g Sodium Citrate 2.9g Anhydrous Glucose 20.0g 8.342 g of oral rehydration salts are dissolved in 500 ml of water. 5 ml of the solution is diluted to 100 ml and then 5 ml is taken from the diluted sample and is diluted to 100 ml. The sodium content of the sample is then determined by flame photometry. The sodium salts used to prepare the mixture were: Trisodium citrate hydrate (C6H5Na3O7, 2H2O) MW 294.1 and sodium chloride (NaCl) NW 58.5. Atomic weight of Na = 23. The content of Na in the diluted sample was determined to be 0.3210 mg/100 ml. Determine the % of stated content of Na in the sample.
(d) A sample contains a mixture of ammonium carbonate (NH4)2CO3, sodium carbonate Na2CO3, and sodium chloride NaCl. Thermogravimetric analysis indicates that a 0.0965-g portion of this sample loses 0.0574 g over a temperature range of 50-75 oC and then loses another 0.0124 g at 800 oC.(i) What causes the weight loss at 50-75 oC? (ii) What species will remain after being heated to 800 oC? (iii) What is the composition of the original sample? Given: Atomic masses: H = 1.008; C = 12.011; N = 14.007; Na = 22.99; O = 15.999;Cl = 35.45.
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Iron(III) hydroxide (MM = 106.87 g/mol) has a Ksp of 6.3 x10-38. If 35.9 g Fe(OH)3 is stirred into 6,034.63 L H2O, how many micrograms of iron(III) hydroxide will dissolve?Report your answer to the nearest whole number.