Concept explainers
Sodium reacts with oxygen to produce sodium oxide.
a. How many grams of
b. If you have 18.0 g of Na, how many grams of
c. How many grams of
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Basic Chemistry
- 10.0 grams of methane is burned in an excess of oxygen and the reaction forms 19.8 grams of water in the lab. CH4(g) + 202(g) co2(g) + 2H2O(g)a. What is the percent yield?b. List any reasons why the percentage yield is often less than 100% in a chemical reaction. *arrow_forwardUse the balanced equation, N 2 + O 2------>2 NO, to answer the following questions. a. How many grams of NO are formed from 10.0 g of N 2? b. How many grams of NO are formed from 10.0 g of O 2? c. How many grams of O 2 are needed to react completely with 10.0 g of N 2?arrow_forwardMethyl alcohol (wood alcohol), CH3OH, is produced via the reaction: CO(g) + 2 H2(g ) → CH3OH (I) A. How many grams of methyl alcohol can be produced from 147 g of CO with excess hydrogen present? B. How many grams of methyl alcohol can be produced from 22.1 g of hydrogen with excess CO present? C. How many grams of methyl alcohol can be produced from 147 g of CO and 22.1 g of hydrogen?arrow_forward
- 1. Given the following equation: 2 N2 (g) + 3 H2 (g) →→ 2 NH3 (g) How many grams of H2 are required if 19 grams of N2 reacts? 2. Given the following equation: N2(g)+3H2(g)→2NH3(g)N2(g)+3H2(g)→2NH3(g) How many grams of NH3 are produced if 42.5 grams of N2 and 23.8 grams of H2 react? What is the limiting reactant? N2 H2 NH3 There is no limiting reactantarrow_forward5. Methyl alcohol (CH3OH) is made by reacting carbon monoxide and hydrogen in the presence of certain metal oxide catalysts. What mass of alcohol can be obtained by reacting 40.0 g of CO and 10.0 g of H2? CO (g) + 2 H2 (g) CH3OH (l)arrow_forwardi think one of them is wrong idk.arrow_forward
- 7. Take the reaction: NH3 + O2 → NO + H2O. In an experiment, 3.25 g of NH3 are allowed to react with 3.50 g of O2. [Hint: Balance the reaction first] a. Which reactant is the limiting reagent? b. How many grams of NO are formed? C. How much of the excess reactant remains after the reaction?arrow_forward2. Magnesium nitride can be prepared by the direct reaction of the elements, as shown by the equation Mg(s) + N2(g) → Mg3N2(s) How many grams of magnesium nitride can be produced from the following amounts of reactants? a. 10.0 g of Mg and 10.0 g of N2 b. 20.0 g of Mg and 10.0 g of N2 c. 30.0 g of Mg and 10.0 g of N2 С.arrow_forward5. Consider the following reaction: 3 Hg(OH)2 + 2 H3PO4 Hg3(PO4)2 + 6 H2O How many grams of H3PO4 are needed to produce 10.9 g of Hg3(PO4)2?arrow_forward
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