Splet16. feb. 2024 · The mass of the reactants is the same as the mass of the products. The products have a greater mass because matter was created during the reaction. What is the law of conservation of mass ks3? The law of conservation of mass states that no atoms are lost or made in a chemical reaction. SpletQuestion: 70. In an exothermic chemical reaction the mass of the products is greater than the mass of the reactants. B. the mass of the products is less than the mass of the reactants. C. heat is released as the reaction proceeds D. …
3.9 Stoichiometric Calculations: Amounts of Reactants and …
SpletCd(s) electrode or C(s) electrode c) Calculate the mass out Cl2 depleted if the battery delivers a persistent modern of 783A for 48.0 min (in kg) Solved For the following bombardment Cd(s) CdCl2(aq) Cl^- Chegg.com SpletThe crucial reacting mass ratio is: 80 ==> 250 since formula mole ratio is 1:1 in the equation. Therefore, theoretically, to make 50g of the crystals ( 1 / 5 th of 250), you need 1 / 5 th of 80g of copper (II) oxide, and 80/5 = 16g, the mass of copper (II) oxide required. - Calculating the mass of copper oxide needed using moles. ps pinnoite
In a chemical reaction, the mass of the products - Brainly
SpletIf the sum of the masses of the reactants is greater than the sum of masses of the products (i.e. Ma + Mx- My- Mb > 0), the reaction is O a. endothermic Ob. exothermic Oc. electron capture O d. chemical Expert Solution Want to see the full answer? Check out a sample Q&A here See Solution star_border Students who’ve seen this question also like: Splet04. jul. 2024 · Given: reactants, products, and mass of one reactant Asked for: mass of other reactant Strategy: A Write the balanced chemical equation for the reaction. B Convert mass of oxygen to moles. From the mole ratio in the balanced chemical equation, determine the number of moles of hydrogen required. Splet09. apr. 2024 · Science Chemistry Provide the full curved-arrow mechanism for the Fischer esterification shown below. Reactants, reaction intermediates, and major products are provided. Note that a generic acid (H') is shown for convenience. Likewise, the proton transfer is shown stepwise for clarity. سهو of O-CH, H H-O: of H 0-CH3 :0-4 0-CH3 H CH3 … bantukenya