Chemistry, 12.10.2020 16:01 emblemhacks
Which statement is true regarding a chemical reaction?(1 point) Even if the total number of atoms changes, mass may not be conserved in the reaction. Even if the total number of atoms does not change, mass may not be conserved in the reaction. The total number of atoms does not change, so mass is conserved in the reaction. The total number of atoms changes, so mass is conserved in the reaction.
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Chemistry, 22.06.2019 06:00
24. a sports ball is inflated to an internal pressure of 1.85 atm at room temperature (25 °c). if the ball is then played with outside where the temperature is 7.5 °c, what will be the new pressure of the ball? assume the ball does not change in volume nor does any air leak from the ball a) 0.555 atm b) 1.74 atm c) 1.85 atm d) 1.97 atm
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Chemistry, 22.06.2019 11:00
Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.
Answers: 1
Chemistry, 22.06.2019 15:00
How is the shape of the poem “peer” connected to its meaning?
Answers: 2
Which statement is true regarding a chemical reaction?(1 point) Even if the total number of atoms ch...
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