Chemistry, 04.10.2020 14:01 mandyangle01
PLEASE HURRY
In main sequence stars, as the temperature of a star increases, the absolute magnitude
O A remains the same
O B. varies
O C. decreases
O D. increases
Answers: 2
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Which formula can be used to calculate the molar mass of ammonia (nh3)? molar mass of n + molar mass of h 3 × molar mass of n + molar mass of h molar mass of n + 3 × molar mass of h 3 × molar mass of n + 3 × molar mass of h
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What royal scientist used the 29th day of frozen vapor to encounter elements for mastering new culinary creations?
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Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.
Answers: 2
Chemistry, 22.06.2019 12:50
What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate
Answers: 1
PLEASE HURRY
In main sequence stars, as the temperature of a star increases, the absolute magnitude...
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