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How many molecules of CO2 are there in 132 g of CO2? 1.81 x 1024 2.00...
Question 19 (1 point) How many molecules of CH4 are in 48.2 g of this compound? OA) 2.00 x 1023 OB) 1.81 x 1024 C) 5.00 10-24 D) 4.00 E) 4.64 x 1026
Question 19 (1 point) How many molecules of CH4 are in 48.2 g of this compound? OA) 2.00 x 1023 OB) 1.81 x 1024 C) 5.00 10-24 D) 4.00 E) 4.64 x 1026
explanation please 8) How many molecules are present in 4.25 mol of CC14? A) 9.26 x 1024 molecules (B)2.56 x 1024 molecules C) 653.69 molecules D) 153.81 molecules E) 3.69 x 10-23 molecules 9) How many molecules are there in 3.00 moles of NH3? A) 1.00 molecules B) 3.00 molecules C) 17.00 molecules D) 1.20 x 1024 molecules E1.81x 1024 molecules 10) How many molecules are present in 3.25 mol of C2H60? A) 3.25 molecules B) 46.0 molecules C) 1.85...
How many molecules of H2S are required to form 79.0 g of sulfur according to the following reaction? Assume excess SO2. 2 H2S(g) + SO2(g) ? 3 S(s) + 2H2O(l) Answer 9.89 × 1023 molecules H2S 5.06 × 1025 molecules H2S 2.44 × 1023 molecules H2S 1.48 × 1024 molecules H2S 3.17 × 1025 molecules H2S
How many molecules of H2S are required to form 79.0 g of sulfur according to the following reaction? Assume excess SO2.2 H2S(g) + SO2(g) ? 3 S(s) + 2H2O(l)Answer9.89 × 1023 molecules H2S5.06 × 1025 molecules H2S2.44 × 1023 molecules H2S1.48 × 1024 molecules H2S3.17 × 1025 molecules H2S
Part A How many molecules of O2 are contained in a 10.0 L tank at 7.53 atm and 485 K? O1.14 x 1024 molecules 5.30 x 1024 molecules 5.69 x 1023 molecules 3.90 x 1024 molecules 2.28x 1024 molecules Request Answer Submit Provide Eeedhack
28) A sample of sulfur contains 1.81 x 1024 atoms of sulfur How many moles of sulfur 28) does this represent? A) 3.01 mol B) 1.81 mol C) 1.77 mol D) 1.09 mol E) 0.333 mol 29) When the equation below is balanced with the lowest possible whole number coefficients, what is the sum of the coefficients? 29) Ca(s) + HCl(r) → CaCl2(s) + H26) A) 2 B) 5 C) 4 D) 8 E) 10 o) Aspirin is the common...
45. Refer to the following equation: 4NH3(g) + 70,() → 4NO2()+6H20() How many moles of ammonia will be required to produce 10.5 mol of water a. 4.20 mol b. 10.5 mol c. 7.00 mol d. 5.25 mol e. none of these 46. Refer to the following equation: 4NH3(Ⓡ) + 702() → 4NO2(%) +6H20(g) How many molecules of NO2 are produced when 4.16 mol of ammonia is completely reacted a. 16.64 b. 5.01 X 1024 c. 2.51 1024 d. 191 e....
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