Physics, 14.07.2020 20:01 kingdrex4772
Write a skeleton equation
ii) write a correct balanced chemical equation
iii) classify reaction by type
1) calcium metal and water react, giving hydrogen gas and calcium hydroxide
2) aluminum metal quickly reacts with the oxygen in the air to produce aluminum oxide
Answers: 1
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Identical marbles are released from the same height on each of the following four frictionless ramps . compare the speed of the marbles at the end of each ramp. explain your reasoning
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An ionic compound can conduct electricity when a it is dissolved in water b its crystals are ground into powder c it is in solid form d it is heated to just below its melting point
Answers: 1
Physics, 22.06.2019 13:30
The period of a pendulum varies directly as the square root of the length of the pendulum and inversely as the square root of the acceleration due to gravity. find the period when the length is 144 cm and the acceleration due to gravity is 980 cm per second squared, if the period is 7pi seconds when the length is 289 cm and the acceleration due to gravity is 980 cm per second squared.
Answers: 2
Physics, 22.06.2019 14:40
Sort the images based on whether there's a force of attraction or repulsion between the magnets shown. attraction repulsion
Answers: 2
Write a skeleton equation
ii) write a correct balanced chemical equation
iii) classify reactio...
iii) classify reactio...
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