Chemistry, 17.10.2020 06:01 siniyalee30

3. Arne wants to test what color, red or violet, attracts more insects. He tapes a piece of red paper on a table outside. He also glues a piece of violet paper to the sidewalk outside. For one
hour, he counts how many insects land on or crawl across each piece of paper.
a. What is ONE thing that is wrong about how Arne set up his experiment? (3pts)
b. What is ANOTHER thing that is wrong about how Arne set up his experiment? (3pts)
c. When you set up an experiment, how many variables do you want to have different in the
experiment? (1pt) FULLY EXPLAIN why this is true. (3pts)

Answers: 1

Show answers

Another question on Chemistry

Chemistry, 22.06.2019 07:30

Plz mark brainliest 30 points 1) find the momentum of a 12 kg snowball that is rolling with a velocity of 9 m/s. 2) an 8 ball with a mass of .5 kg is sitting at rest. it is hit by the cue ball (1 kg) traveling at 2.5 m/s. if the cue ball is at rest after the collision, how fast is the 8 ball traveling after the collision? 3) two football players are running toward each other. if the offensive player is 75 kg and is running 8 m/s, how fast must the 60 kg defensive player run in order for the two players to hit and stop?

Answers: 1

Answer

Chemistry, 22.06.2019 11:20

Sodium nitrite (nano2) reacted with 2−iodooctane to give a mixture of two constitutionally isomeric compounds of molecular formula c8h17no2 in a combined yield of 88%. draw reasonable structures for these two isomers. click the "draw structure" button to launch the drawing utility. place the two compounds in the appropriate boxes below.

Answers: 1

Answer

Chemistry, 22.06.2019 14:50

Which of the following is most likely true about water in chemical systems? a) water dissolves nonpolar ionic compounds. b) water dissociates ionic compounds. c) water dissociates covalent molecules. d) water dissolves nonpolar covalent substances.

Answers: 1

Answer

Chemistry, 22.06.2019 17:40

If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?

Answers: 1

Answer

You know the right answer?

3. Arne wants to test what color, red or violet, attracts more insects. He tapes a piece of red pap...

Questions