subject
Chemistry, 15.10.2020 09:01 gabrielaperezcz

You want to test how the mass of a reactant affects the speed of a reaction. Which of the following is an example of a controlled experiment to test this?

A) The mass of all the reactants is kept the same, and the mixtures are allowed to react for different amounts of time

B)The mass of all reactants is varied, and the time it takes the reaction to finish is measured

C)The mass of one reactant at a time is varied, and the time it takes one reactant to finish is measured

D)The mass of one reactant and the temperature of the reaction mixture are increased until reaction is finished

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 22.06.2019 00:00
The pressure in a fluid is affected by which characteristics of that fluid
Answers: 1
question
Chemistry, 22.06.2019 06:00
How many atoms of mg are present in 97.22 grams of mg? 6.022 Γ— 1023 2.408 Γ— 1024 4.818 Γ— 1024 5.855 Γ— 1025
Answers: 3
question
Chemistry, 22.06.2019 10:30
Balance and in which category does it fit in? single or double displacement or synthesis or decomposition? (a) k2 o β†’ k + o2 (b) na + i2 β†’ nai (c) cu(no3 )2 + naoh β†’ cu(oh)2 + nano3 (d) kclo3 β†’ kcl + o2 (e) ca(no3 )2 + hbr β†’ cabr2 + hno3 (f) sn(oh)2 β†’ sno + h2 o (g) p4 + n2 o β†’ p4 o6 + n2 (h) fe + al2 (so4 )3 β†’ feso4 + al (i) alcl3 + na2 co3 β†’ al2 (co3 )3 + nacl (j) c3 h6 + o2 β†’ co2 + h2 o
Answers: 1
question
Chemistry, 23.06.2019 00:30
Balance the following reaction. as2s3 + 9o2 β†’ 2as2o3 + so2
Answers: 2
You know the right answer?
You want to test how the mass of a reactant affects the speed of a reaction. Which of the following...
Questions
question
Mathematics, 04.11.2019 21:31