Chemistry, 31.07.2021 03:50 blackboy21
How does a balanced chemical equation represent the conservation of
matter in a chemical reaction?
1. There are more atoms in the reactants than in the products.
2. The type of matter in the products is different from the type of matter in
the reactants.
3. The number of atoms of each element in the reactants equals the number
of atoms of each element in the products.
4. There are fewer atoms in the reactants than in the products
Answers: 3
Chemistry, 21.06.2019 22:00
Which of the following statements is true about planck’s law
Answers: 1
Chemistry, 22.06.2019 09:20
What will most likely happen when two bromine atoms bond together?
Answers: 3
Chemistry, 22.06.2019 10:00
How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?
Answers: 3
Chemistry, 22.06.2019 16:50
Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.
Answers: 1
How does a balanced chemical equation represent the conservation of
matter in a chemical reaction?<...
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