Chemistry, 27.02.2020 00:35, BrezzyGirl9148

Dr. Alvarez wanted to see if he had discovered a new element, so he analyzed his new element and performed an experiment to
determine the element's density, melting point, and boiling point. Then, he repeated his experiment four more times before reporting
his results in a scientific journal. Which of the following is an example of replication?
Dr. Casey read Dr. Alvarez's report. Wanting to verify Dr. Alvarez's data, Dr. Casey repeated Dr. Alvarez's experiment three times,
compared his results with Dr. Alvarez's results, and reported his own results in a scientific journal.
Which of the following is an example of replication?
A. when Dr. Casey repeated his own experiment three times
OB. when Dr. Alvarez repeated his own experiment four times
C. when Dr. Casey repeated Dr. Alvarez's experiment
D. when Dr. Casey reported his results in a scientific journal

Answers: 2

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 06:30, cadenhuggins2

Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?

Answers: 1

continue

Chemistry, 22.06.2019 21:30, rileydavidharless

Which substance can be broken down by chemical means

Answers: 1

continue

Chemistry, 23.06.2019 06:30, madelineb6243

Which of these describes how heat is transferred by convection* a. sunlight travels through space without the aid of fluids or solids. b. warm air rises and takes the heat with it, eventually, it cools and sinks c. air at the equator rises and sinks at the poles. d. air molecules touch the warm ground, heating them up *not conduction

Answers: 3

continue

Chemistry, 23.06.2019 08:10, 20dyeaubn

Time remaining 58: 10 an atom that has 84 protons and 86 neutrons undergoes a reaction. at the end of the reaction, it has 82 protons and 84 neutrons. what happened to the atom? it accepted radiation in a chemical reaction it donated neutrons to another atom in a chemical reaction it emitted an alpha particle in a nuclear reaction. it accepted protons in a nuclear reaction. mark this and retum save and exit next submit

Answers: 3

continue

Do you know the correct answer?

Dr. Alvarez wanted to see if he had discovered a new element, so he analyzed his new element and per...