Calculate the number of moles in:
a.* 33 grams of carbon dioxide
b. 12.7 grams of iodine
c. 0.777 grams of cobalt(II) sulfate heptahydrate
chem help! thanks so much!!
Calculate the number of moles in: a.* 33 grams of carbon dioxide b. 12.7 grams of...
12. Calculate the number of moles containing each of the following (a) 1.00 x 1022 atoms of cobalt, Co (b) 2.00 x 1023 molecules of carbon dioxide, CO2 (c) 3.00 x 1024 formula units of cobalt(II) carbonate, COCO,
3. 495 grams is a typical mass for a glass of water. Calculate the number of water molecules you drink when quenching your thirst with this quantity of our most common liquid. 4. How many moles are in 150 grams of each of the compounds in problem #1? 5. How many grams are need to give .250 moles of each of the compounds in problem #1? 6. What is the percent weight of oxygen in barium chlorate? Da Cloz) 2...
Calculate the number of grams of carbon dioxide that are contained in a 7.89 L container at 75.6 °C and 2.16 atmospheres pressure. You do not need to enter a unit with your answer. Answer: A substance has a heat of vaporization of 17.4 kJ/mol. If it has a vapor pressure of 798 mmHg at 36°C, what will the vapor pressure be at 18°C? Round your answer to a whole number (no decimal places) and be sure to include your...
calculate the number of moles in 68 grams of methane sulfate and water H2304 2IN8UH30t Grams/Moles/MM/NA 6. Calculate the number of moles of 185 grams of cyclohexane. 000s4 oles 7. Calculate the number of moles in 68 grams of methane. 4.2587S1343Wb 8. How many grams of propane are found in 27 moles of it? 1190.52 4r ams 9. How many molecules of butane are found in 56 grams of the substance? ole 10. How many grams of hexane are found...
33. Determine how many grams of carbon dioxide are produced in the oxidation of 0.00700 Kg of glucose, CHO: 6 126 → 6CO(g) + 6 H OC) 6 12 6 A.4.20 B. 7.20 C. 10.3 D. 2.76
33. Determine how many grams of carbon dioxide are produced in the oxidation of 0.00700 Kg of glucose, CH,206 CH,206(s) +602(8) → 6 CO2(g) + 6 H20(1) A.4.20 B. 7.20 C. 10.3 D. 2.76
Question 1: Be sure to answer all parts. Calculate the maximum numbers of moles and grams of iodic acid (HIO3) that can form when 622 g of iodine trichloride reacts with 124.1 g of water: ICl3 + H2O → ICl + HIO3 + HCl [unbalanced] mol HIO3? g HIO3? What mass of the excess reactant remains in grams? Question 2: Be sure to answer all parts. When 0.107 mol of carbon is burned in a closed vessel with 5.06 g...
calculate the density of carbon dioxide in grams per liter (g/L) at 0.990 atm and 55C Gas Density Example #1 Calculate the density of carbon dioxide in grams per liter (g/L) at 0.990 atm and 55°C.
Calculate the mass in grams of: a.* 3.45x10-2 moles of silver nitrate b. 8.76x10-3 moles of sodium acetate trihydrate Please help and explain answers! thanks
Calculate the change in entropy for 5 moles of carbon dioxide gas as it is compressed isothermally from 20L to 5L at a temperature of 300K. Consider CO 2 is an (a) ideal gas (b) Van der Waals gas