Aluminum is a highly reactive metal that oxidizes when exposed to air. which of these would be a good first step in balancing this reaction? al + o2 β al2o3 a) put a coefficient of 3 on al b) put a coefficient of 3 on o2 c) put a coefficient of 2 on o2 d) put a coefficient of 3 on al2o3
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Physics, 22.06.2019 06:30
Which of these statements is true? a. quarks pair with leptons to form protons and neutrons. b. quarks pair with bosons to form photons. c. quarks pair with photons to form protons and neutrons. d. quarks pair with other quarks to form protons and neutrons. e. quarks pair with electrons to form protons.
Answers: 1
Physics, 22.06.2019 07:00
The seven sisters, seven stars located more than 400 light-years away in the taurus constellation can be seen here with venus and another constellation, orion. the seven stars stay grouped together but seem to move, like the planet venus. why do stars seem to move like planets in the night sky?
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Physics, 22.06.2019 16:00
The electric potential a distance r from a small charge is proportional to what power of the distance from the charge? a. r^-1 b. r c. r^-2 d. r^2
Answers: 1
Physics, 22.06.2019 20:40
In addition to gravity, what is the other predominant force that affects the motion of a pendulum?
Answers: 1
Aluminum is a highly reactive metal that oxidizes when exposed to air. which of these would be a goo...
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