Calculate the following. How many molecules of hydrocortisone are in a 38 g tube of medication?...
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Calculate the following. How many molecules of hydrocortisone are
in a 38 g tube of medication?...
4. Find the mass, in grams, of 4.21 x 1023 molecules of N2 5. How many...
4. Find the mass, in grams, of 4.21 x 1023 molecules of N2 5. How many particles are there in 2.34 g of a molecular compound with a gram molecular mass of 233 g? T2 6. Aspartame is an artificial sweetener that is 160 times sweeter than sucrose (table sugar) when iissolved in water. It is marketed by G.D. Searle as Nutra Sweet. The molecular formula of aspartame is C14H18N205 a) Calculate the gram-formula-mass of aspartame. To ed b) How...
2. A normal dose of ibuprofen is 200. mg. How many ibuprofen molecules are there in...
2. A normal dose of ibuprofen is 200. mg. How many ibuprofen molecules are there in a dose of ibuprofen? The molecular formula of ibuprofen is C13H18O2. (Hint: grams to mol and mol to molecules) 3-Propane fuel is used in BBQs. Use the following reaction to determine how many moles of carbon dioxide gas are produced from burning of 6 moles of propane gas. C3H8(g) + 5O2(g) ® 4H2O(g) + 3CO2(g) 4- A. If a person inhales 51 moles of oxygen,...
1) How many grams of hydrocortisone should be used in preparing 105 suppositories, each weighing 2...
1) How many grams of hydrocortisone should be used in preparing 105 suppositories, each weighing 2 g and containing 1% of hydrocortisone? (use one decimal place) 2) Express the following concentration as a ratio strength. Your answer will be 1:X. Determine the value for Xand enter ONLY the value of X in the answer box. 16 mg of active ingredient in 16 mL of solution 3) How many grams of sodium fluoride should be added to 145000 liters of drinking...
lab How many molecules of water are you drinking if you were to consume 450mL bottle...
lab
How many molecules of water are you drinking if you were to consume 450mL bottle of H20? 1. What is the volume of water expressed in L and mL? 2. Calculate the mass of water in g (Hint: we did this in week 1) a. Express mass in mg and kg 3. Find/Calculate the molecular weight of water (H20) 4. Calculate how many moles of water are in the bottle (450mL) 5. Calculate how many molecules of water you...
problem set 6 2. Magnetite Fe,O, is an iron containing ore. How many moles of iron...
problem set 6
2. Magnetite Fe,O, is an iron containing ore. How many moles of iron atoms would be found in 2.5 moles of magnetite? How many atoms of iron would this be? Show all work 3. Consider the following pairs. For each pair, circle the quantity that contains the greater number of atoms or molecules Then explain your reasoning a) 1 mole Na or 1 gram Na b) 1 molecule of lz or 1 mole of la C) 58.9...
For hydrolosis of fat/oil in soaponification: If the average molecular weight of lard is 848 g/mol, how many gram of NaOHare needed to hydrolyze3.00 g of the fat? Show calculations.
For hydrolosis of fat/oil in soaponification: If the average molecular weight of lard is 848 g/mol, how many gram of NaOHare needed to hydrolyze3.00 g of the fat? Show calculations.
Question 4 of 12 > How many molecules of Nacio, are in 4.361 g of NaCIO,?...
Question 4 of 12 > How many molecules of Nacio, are in 4.361 g of NaCIO,? Show the conversions required to solve this problem and calculate the molecules of Nacio, i mol I mol NaCIO 6.022 x 10" molecules Nacio, 4.361 g NaCIO = ? molecules Nacio 122.44 g Nacio 1 mol Nacio Answer Bank amount of Nacio, = 2.144 x1022 molecules Nacio
the dosage recommendation for medication A is 5.03 mg A/Kg of body weight. How many cc...
the dosage recommendation for medication A is 5.03 mg A/Kg of body weight. How many cc of medication should be given to a patient who weighs 144 lbs if the solution contains 18.7 mg of medication per cc.
how many molecules of O2 are needed when 38 atoms of S react S(s) + O2(g)---->SO3(g)
how many molecules of O2 are needed when 38 atoms of S react S(s) + O2(g)---->SO3(g)
please Question #3: Xylene cyanol is a commonly utilized dye in biological study of macromolecules. The...
please
Question #3: Xylene cyanol is a commonly utilized dye in biological study of macromolecules. The chemical formula is C25H27N2NaO6S2 and the molecular weight is 538.61 Da. You are given 10mL of a stock solution of xylene cyanol that contains a starting concentration of 135 millimolar a. What is the concentration of the stock solution in mg/mL? In ug/mL (micrograms)? b. You lab partner sets up the following dilutions: Water (mL) Xylene stock (mL) 2.5 6.3 1 1.234 0.150 3.5...
4. Find the mass, in grams, of 4.21 x 1023 molecules of N2 5. How many particles are there in 2.34 g of a molecular compound with a gram molecular mass of 233 g? T2 6. Aspartame is an artificial sweetener that is 160 times sweeter than sucrose (table sugar) when iissolved in water. It is marketed by G.D. Searle as Nutra Sweet. The molecular formula of aspartame is C14H18N205 a) Calculate the gram-formula-mass of aspartame. To ed b) How...
lab
How many molecules of water are you drinking if you were to consume 450mL bottle of H20? 1. What is the volume of water expressed in L and mL? 2. Calculate the mass of water in g (Hint: we did this in week 1) a. Express mass in mg and kg 3. Find/Calculate the molecular weight of water (H20) 4. Calculate how many moles of water are in the bottle (450mL) 5. Calculate how many molecules of water you...
problem set 6
2. Magnetite Fe,O, is an iron containing ore. How many moles of iron atoms would be found in 2.5 moles of magnetite? How many atoms of iron would this be? Show all work 3. Consider the following pairs. For each pair, circle the quantity that contains the greater number of atoms or molecules Then explain your reasoning a) 1 mole Na or 1 gram Na b) 1 molecule of lz or 1 mole of la C) 58.9...
Question 4 of 12 > How many molecules of Nacio, are in 4.361 g of NaCIO,? Show the conversions required to solve this problem and calculate the molecules of Nacio, i mol I mol NaCIO 6.022 x 10" molecules Nacio, 4.361 g NaCIO = ? molecules Nacio 122.44 g Nacio 1 mol Nacio Answer Bank amount of Nacio, = 2.144 x1022 molecules Nacio
please
Question #3: Xylene cyanol is a commonly utilized dye in biological study of macromolecules. The chemical formula is C25H27N2NaO6S2 and the molecular weight is 538.61 Da. You are given 10mL of a stock solution of xylene cyanol that contains a starting concentration of 135 millimolar a. What is the concentration of the stock solution in mg/mL? In ug/mL (micrograms)? b. You lab partner sets up the following dilutions: Water (mL) Xylene stock (mL) 2.5 6.3 1 1.234 0.150 3.5...
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