How many neutrons does this atom have?
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Answers: 3
Physics, 22.06.2019 07:00, hdjsjfjruejchhehd
If a tank filled with water contains a block and the height of the water above point a within the block is 0.8 meter, what is the pressure at point a?
Answers: 2
Physics, 23.06.2019 18:00, ncosmebaez15
Asample of the mineral calcite has a volume of 15 cm³ and a mass of 40.5 g. what is the density of the calcite? a. 0.37 g/cm³ b. 2.7 g/cm³ c. 55.5 g/cm³ d. 607.5 g/cm³
Answers: 1
Physics, 23.06.2019 21:40, nanda22
When conducting this experiment, some procedures call for heating the substance several times and recording the mass after each heating, continuing until the mass values are constant. explain the purpose of this process and how it might reduce errors.
Answers: 1
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