Determine the mass of hydrogen contained in 5.86 × 1023 NH3 molecules.
Determine the mass of hydrogen contained in 5.86 × 1023 NH3 molecules.
Help With both problems please! Determine the mass of hydrogen contained in 3.46 × 1023 NH4Cl formula units. Determine the number of molecules of C2F4 and moles of fluorine contained in 4.09 moles of C2F4.
3) Calculate the percentage by mass of hydrogen in PtCl2(NH3)2 A) 0.672 B) 2.016 C) 1.008 D) 0.034 E) 1.558 4) How many molecules of CH4 are in 48.2 g of this compound? A) 1.81 x 1024 B) 4.00 C) 2.00 x 1023 D) 4.64 x 1026 E) 5.00 x 10-24 5) A sample of CH2F2 with a mass of 19 g contains A) 9.5 B) 3.3 * 1024 C) 2.2 x 1023 atoms of F. D) 4.4 x 1023...
Calculate the mass in kilograms of 5.6 × 1023 molecules of NO2.
50. In the reaction below, how many molecules of hydrogen are required to react with 9.79 g of nitrogen? 3H2(g) + N2(g) → 2NH2(g) a. 2.10 x 102 molecules hydrogen b.3.16 x 1023 molecules hydrogen c. 1.40 x 1023 molecules hydrogen d. 6.31 x 1023 molecules hydrogen e. None of these
QUESTION 2 In the reaction below, how many molecules of hydrogen are required to react with 6.93 g of nitrogen? 3H2(g) + N2(g) → 2NH3(g) 993 x 1022 molecules hydrogen O a. b. None of these 2.23 x 1023 molecules hydrogen 4.47 x 1023 molecules hydrogen Od 1.49 1023 molecules hydrogen Oe
Calculate the mass in grams of 6.02×10236.02×1023 molecules of methanol. The chemical formula for methanol is CH4O.
Be sure to answer all parts. For hydrogen, determine the moles and mass contained in a 24.1-L volume at a pressure of 329 torr at a temperature of 300.0 K. moles
A) 3.91 x 1023 molecules B) 1.09 x 1021 molecules C) 1.96 * 1023 molecules D) 58.57 molecules E) 1.80 x 10-3 molecules 38) Which of the choices is the correctly balanced form of the following equation? C6H14(%) + O2(g) + CO2(g) + H20(1) A) 2C6H14() + 1902(g) 12C02(g) + 14H20(1) B) C12H28() + 380(g) 12C02(g) + 14H20(1) C) C6H14(4) + 190(g) 6CO2(g) + 7H2007 D) C6H14) + 1302(g) → 6CO2(g) + 7H20(1) E) C6H14() + 1902(g) 6CO2(g) + 7H20(1)...
What is the mass of 3.01 x 1023 molecules of CO2? 44.0 g 44.0 amu 22.0 g 22.0 amu
If 4.05 x 1023 molecules of a substance have a mass of 86.2 g, what is the molar mass of the substance? Multiple Choice 128 g/mol 3.49 1025 g/mol 0 2.13 * 1022 g/mol 4.70 * 1021 g/mol 58.0 g/mol