What is the most current model of how the atom is constructed?
1. a donut shaped cloud of pr...
What is the most current model of how the atom is constructed?
1. a donut shaped cloud of protons surrounding a dense nucleus containing electrons and neutrons
2. a loose collection of protons, neutrons and electrons all mixed up into a sphere
3. a dense nucleus of protons and neutrons surrounded by electron clouds of different shapes and sizes 4.
a miniature solar system with the sun replaced by a dense nucleus made of protons and neutrons, with the electrons orbiting like planets
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Chemistry, 21.06.2019 19:00
Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? question 7 options: the heat from the hot water is conducted through the spoon handle the hot water heats the air surrounding the upper part of the spoon. the hot water causes a physical change in the spoon handle. the hot water causes a chemical reaction to take place in the spoon.
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Chemistry, 22.06.2019 16:00
About 3% of the water on earth is freshest. only about 40% of that freshwater is available for human use. why is so much freshwater unavailable for human use?
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Chemistry, 22.06.2019 19:00
A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.
Answers: 1
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