Chemistry, 06.01.2021 07:20 Schoolworkspace453
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Scientists observe patterns in matter. They organize matter into groups based on shared physical and chemical properties. Which statement describes a chemical property that many elements might share?
A. bonds easily with oxygen in the air
B. boils between 90°C and 100°C
C. shines when polished
D. floats in water
Answers: 1
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One does not belong why? ice, gold ,wood ,diamond and table salt
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Label a-f based on the table using c for concentrated and d for dilute
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Chemistry, 22.06.2019 22:00
Choose all the answers that apply. fluorine (f) has an atomic number of 9 and an atomic weight of 18.99. fluorine has a. 9 protons b. 10 neutrons c. 18 electrons d. an atomic mass of 19 e. at least one isotope
Answers: 1
Chemistry, 22.06.2019 22:30
Which of the following is true about the speed of light? it depends on the wavelength.
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