How many moles of each element are present in 1.4 moles of C3H3N? Explain how you got your answer.
How many moles of each element are present in 1.4 moles of C3H3N? Explain how you...
How many moles of each element are present in 1.4 moles of C3H3N? Explain how you got your answer. Explain what type of reaction this is: Zn --> Zn2+ + 2e- Although not indicated here, what phase do you expect this to occur in usually? Explain what is happening in the reaction.
How many moles of nitrogen atoms and hydrogen atoms are present in 1.4 moles of (NH4)3PO4?
Part A How many moles of C are present in 2.05 moles of naproxen? Express your answer with the appropriate units. Value Units of C Submit Request Answer ? Part B How many moles of H are present in 0.432 mole of naproxen? Express your answer with the appropriate units. IA Value Units of H Submit Request Answer
If there are 8.40 moles of O, how many moles of each of the compounds are present? H2SO4 mol C2H4O2 mol NaOH
3. Consider 1.00 mole of hydrogen gas, H2. How many dihydrogen molecules are present? How many hydrogen atoms are present? What is the mass of this sample? 4. Ethanol has a molecular formula of CH3CH2OH. a. What is the average mass of one molecule of ethanol? b. What is the mass of 1.000 moles of ethanol? c. What is the mass of 0.5623 moles of ethanol, CH3CH2OH? d. How many moles of are present in a 100.0 g sample of...
how many moles of water, H2O, are present in 25.0 g H2O? How many moles of water, H20, are present in 25.0 g H20? 4.41 moles 0.56 moles O 1.39 moles 7.50 moles 1.35 x 103 moles
•How many N atoms would be present in 0.378 moles of N2O? •2. If you have 4.55 x 1016 NO2 molecules, how many moles would you have? •3. How many grams would you need in order to have 0.885 moles of CuCO3? •4. If you have a 15.0 g sample of PF5, how many PF5 molecules would be in your sample? •5. If you have 3.14 x 1019 FeCl2 molecules, how many milligrams would you have? •6. What is the...
#6: How many moles of sodium chloride are present in 9.29 g? How many moles of sodium are present in the sample? please show work
Part A How many moles of sulfur are present in 3.5 moles of Al2(SO4)3? Express the number of moles to two significant figures. V AX“ o ? 0.5 moles Part B How many moles of aluminum ions are present in 0.36 moles of Al(SO4)3? Express the number of moles to two significant figures. VO AEM O O ? TAI = 0.6 mol Submit Previous Answers Request Answer Part How many moles of sulfate ions (S0,2 - ) are present in...
How many moles and numbers of ions of each type are present in the following aqueous solution? Be sure to enter your answers for the number of ions in scientific notation. 1.12 mL of a solution containing 2.92 g lithium sulfate/L.