Equation Stoichiometry
Equation stoichiometry is a fundamental concept in chemistry that involves the quantitative relationship between reactants and products in a chemical reaction. It is crucial for determining the amounts of substances involved in a reaction, such as the quantities of reactants needed to produce a certain amount of product or the amounts of products formed from given reactant quantities. By applying stoichiometric principles, chemists can predict reaction yields, optimize reaction conditions, and ensure the efficient use of resources in various chemical processes. Understanding equation stoichiometry is essential for mastering chemical reactions and their applications in research, industry, and everyday life.
Questions
- 35.0 grams of thionyl chloride is placed in a glass containing 500.0 grams of water. After the reaction is complete how many grams of water will remain unreacted? How many grams of the thionyl chloride will remain unreacted?
- When glucose is consumed, it reacts with oxygen in the body to produce carbon dioxide, water, and energy. How many grams of carbon dioxide would be produced if45 g of #C_6H_12O_6# completely reacted with oxygen?
- In photosynthesis glucose c6h12o6 and o2 are produced from co2 and h2o. 6CO(g)+6H2O(l)+680kcal=C6H12O6(aq)+6O2(g) How many grams of glucose are produced from 21.0g of CO2?
- #Sn(s)+ 2 HF (g) -> SnF_2(s) + H_2(g)# How many grams of hydrogen gas will be produced if 2.5 mole of tin react?
- Have we ever used #""^56 "Co"# for any interesting industrial purpose(s)? Cite any sources you may find on this.
- 10 g of Cu, 10 g of O2 react. Which is the limiting reactant? What amount of reactant remains in excess? Calculate the number of particles of reactant in excess. What is the mass of the produced product?
- A reaction produced 5 moles of moles of O2. Predict how many moles of KClO3 will react given the following equation. 2KClO3 --> 2KCl + 3O2?
- A #5.57*g# mass of propane was combusted #24.1*g# oxygen gas. Can you represent the reaction by means of an equation, and identify the reagent in deficiency?
- If a #25.6*g# mass of #"octane"# is completely combusted, what mass of carbon dioxide will result?
- Calculate the volume of chlorine that is required to convert 1 kg of iron in ferric 3 chloride at standard conditions?
- In the following reaction, 2NaN₃ decomposes to form 2Na plus 3N2. If 500 g of NaN3 decomposes to form 323.20 g of N2, how much Na is produced?
- How can stoichiometry be used?
- How many moles of #Cl^-# ions are needed to completely combine with 0.25 moles of #Mg^(2+)# ions?
- How does calcium carbide react with water? How much acetylene product will be obtained?
- Oxidation of zinc produced a #47.5*mL# volume of dihydrogen at #1*atm# and #273.15*K#. What is the molar quantity of zinc that reacted?
- In a combustion reaction, initially there were #77.8*g# of oxygen gas, and a #22.8*g# mass of carbon; #18.0*g# of oxygen remained after the reaction. If the carbon were completely oxidized, what mass of carbon dioxide resulted?
- How many molecules of oxygen react with 20 molecules of propane?
- A #1.961*g# mass of #"salicylic acid"#, #C_6H_4(CO_2H)(OH)# is treated with excess acetic acid. How much #"ASA, i.e. aspirin"#, i.e. #"1,2-C"_6"H"_4"CO"_2"H(O"_2"CCH"_3")"# could be prepared?
- The decomposition of KClO3(s) into KCl(s) and O2(g) with an 85% yield. How many moles of KClO3 must be used to generate 3.50 moles of O2?
- What volume of 7.91M solution of nitric acid, HNO3 is just sufficient to react with 15.9 g of lead dioxide, PbO2 ? 2PbO2 + 4HNO3 ---> 2PbNO3 + 2H20 + O2