Chemistry, 28.09.2021 01:50 AaronEarlMerringer
Some of the following descriptions of a parrot are qualitative and some are quantitative. Which of the descriptions are qualitative?
1-emerald green bird with black edging to feathers
2-measures 38 to 30 cm
3-the bill and feet are flesh colored
4-weighs 8.8 to 11 oz.
Question 2 options:
1 & 3
1 & 4
2 & 4
3 & 4
Answers: 2
Chemistry, 22.06.2019 00:00, lilyclairehutson
Which of the following statements is true? a. elements in the last period are radioactive. b. atomic weight is the same as atomic mass. c. elements in the same group have the same number of electron shells. d. atomic number equals the number of neutrons in the nucleus of an atom.
Answers: 1
Chemistry, 23.06.2019 01:00, kwarwick0915
If a sample of radioactive isotopes takes 600 minutes to decay from 400 grams to 50 grams, what is the half-life of the isotope?
Answers: 1
Some of the following descriptions of a parrot are qualitative and some are quantitative. Which of t...
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