Chemistry, 19.04.2021 19:50 cassidyhead27
Respiration describes the process that living cells use to release energy by combining sugar and oxygen. The primary chemical changes that happen during respiration are shown in the equation below. Which statement correctly compares the reactants and products of the equation? A. The mass of the reactants is the same as the mass of the products. B. The mass of the reactants is less than the mass of the products. C. The mass of the reactants is greater than the mass of the products. D. The number of reactant molecules is greater than the number of products.
Answers: 2
Chemistry, 21.06.2019 14:40, wbrandi118
Water ionizes by the equation h2o(l)⇌h+(aq)+oh−(aq) the extent of the reaction is small in pure water and dilute aqueous solutions. this reaction creates the following relationship between [h+] and [oh−]: kw=[h+][oh−] keep in mind that, like all equilibrium constants, the value of kw changes with temperature.
Answers: 1
Chemistry, 22.06.2019 02:30, ulilliareinhart2
The is a particle with one unit of positive charge a. proton b. positron c. electron d. nucleus awnser quick it is a important science test!
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Chemistry, 22.06.2019 15:00, Zagorodniypolina5
20 pts ‼️ an unmanned spacecraft travels to mars. mars has a lower strength of gravity than earth. where in the image is the spacecraft’s weight the greatest?
Answers: 2
Respiration describes the process that living cells use to release energy by combining sugar and oxy...
Mathematics, 22.06.2019 01:30