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Pentane gas (
a. How many moles of
b. How many grams of
c. How many grams of
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Basic Chemistry
- (5.2, Similar to For More Practice 5.1) What mass of NaOH (in grams) do you need to make 250.0 mL of a 1.50 M NaOH solution? O 6.67 g O 22.3 g O 44.6 g O 15.0 garrow_forwardIn an experiment, 7.84 g of sulphuric acid reacts with potassium carbonate. H2SO4 + K2CO3 —> K2SO4 + H2O + CO2 Calculate: the mass of potassium carbonate consumed (11.0g)arrow_forwardKe lo %24 3. Ss I u b 2 4. #3 5 9. 7. 8. 6. IIO mol NO How many moles of NO are formed from 2.1 moles of N,? Use the balanced equation for the reaction of N, and O, to form NO to answer the question. (6)0 + (6)N Enter your answer in the provided box. → 2 NO(g)arrow_forward
- 5. Which element is reduced in the following reaction: 2Mg + O2 → 2M9O if Mg goes from 0 to +2 and O goes from 0 to -2? O Mg and O Neither element Mg New version available! (3.0.220) GET IT NOW PRarrow_forwardThis is possible because of the following reactions that take place rapidly as long as reactants are available: (11.3) Equation : 51-(aq) + IO-3(aq) + 6H+(aq) ----> 3I2(aq) +3H2O(I)arrow_forwardH₂O₂ + KMnO4 + H₂SO4 O₂ + MnSO4 + K₂SO4+H₂O 1. How many moles of the oxidized product is formed in the reaction? (2,1,3,4) 2. How many electrons does the reducing agent loss?(5,3,7,1)arrow_forward
- (LO 7.1.1, 7.1.2, 7.2.1, 7.2.2) A small home might use about 6.50 moles of methane, CH4, per day in moderately cold weather for heating. How many moles of water will be produced when combusting 6.50 moles of methane? CH4 + CO₂ + 2.17 3.25 4.33 6.5 9.75 13.0 19.5 0₂ → 111- H₂O (unbalanced)arrow_forward9.24 For each of the following reactions, 20.0 g of each reactant is present initially. Determine the limiting reactant, and calculate the grams of product in parentheses that would be produced. 2Al2O3(s) (Al2O3) 109sh HOUT a. 4Al(s) + 302(g) b. 3NO2(g) + H2O(l) → c. C₂HO(l) + 302(g) 2HNO3(aq) + NO(g) 2CO2(g) + 3H2O(g) (HNO3) (H₂O)arrow_forwardQuestion 16 of 40 Balance the following chemical equation (if necessary): C3H,O2(g) + O2(g) → H2O(g) + CO2(g) H2O (g) + CO2 (g) 3C2 2- Reset 1. 2. 4 6. 8. 9. ) (s) (1) (g) (aq) LO 3.arrow_forward
- should react most rapidly with Clz and AICI. (9.28 h) 8. Of the compounds shown below, NO2 HO. D. 9. Qarrow_forward2. The reaction of between hydrazine (N₂H₁) and dinitrogen tetroxide (N₂0₂) in their liquid form is used to propel rockets into the air. 2N₂H4(1) + N₂04(1) 3N2(g) + 4H₂O(g) Substance N₂H4(1) N₂O4(1) N₂(g) H₂O(g) 9.16 0 -241.83 ΔΗ°,(kJ/mol) AS (J/mol.K) 50.6 121.2 304.3 191.5 188.72 Calculate the AH, AS, and AG. Is the reaction spontaneous at standard conditions?arrow_forward1. The detonation of nitroglycerin proceeds as follows:4 C3H5N3O9(l) → 12 CO2(g) + 6 N2(g) + O2(g) + 10 H2O(g)a. How many oxygen atoms are present in a 4.5 g sample of nitroglycerin, C3H5N3O9? (8 pts)b. If a sample containing 2.00 mL of nitroglycerin (density = 1.592 g/mL) is detonated, how many grams of nitrogen gas are produced?arrow_forward
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