Physics, 08.04.2021 21:10 fluffyanimal456
4.6 What type or bond forms when sodium and chlorine combine to form a compound?
4.7 What is the formula unit of such a compound?
4.8 Calculate the formula mass of a sodium chloride lattice using the formula mass unit.
Question 5
Given the chemical formula CO2 calculate the relative molecular mass of carbon dioxide.
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Physics, 21.06.2019 17:00, edwardp03418
Trumpeter a holds a b-flat note on the trumpet for a long time. person c is running towards the trumpeter at a constant velocity. person b is running away from the trumpeter at the same rate. person d is standing still the whole time. which person hears a frequency that is lower than the b-flat?
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Physics, 22.06.2019 06:10, crystalryan3797
Africtionless piston-cylinder contains 50 l of saturated liquid r-134a. the piston has a mass and an area resulting in an applied pressure of 500 kpa on the refrigerant. the refrigerant is now heated until its temperature rises to 70∘c. calculate the work (in kj) done during this process.
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Physics, 22.06.2019 10:30, tay8556
The uniform slender bar rests on a smooth horizon- tal surface when a force f is applied normal to the bar at point a. point a is observed to have an initial acceleration aa of 20 m/s2, and the bar has a corre- sponding angular acceleration of 18 rad /s2. deter- mine the distance b.
Answers: 1
4.6 What type or bond forms when sodium and chlorine combine to form a compound?
4.7 What is the fo...
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