Chemistry, 29.12.2020 22:40 deejay4354
Please help me!!
she makes model of a plant cell she viewed using a microscope. The scale is 1 um: 0.5 cm. The student
includes 6 mitochondria in the model.
How many mitochondria do the student see in the real cell?
a.9
b.3
c.6
d.12
Answers: 3
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If you add 10ml of hot water to 10ml of cold water and the change in tempature 8°c calculate how much energy is gained by the cold water
Answers: 1
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Cryolite, na3alf6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide. start this question by first balance the chemical equation.1.) balance the equation: - alo3(s)+naoh(l)+hf(> na3alf6+h2o(g). 2.) if 17.5 kilograms of al2o3(s), 51.4 kilograms of naoh(l), and 51.4 kilograms of hf(g) react completely, how many kilograms of cryolite will be produced? 3.)which reactants will be in excess, (al2o3, naoh, or hf) 4.)what is the total mass of the excess reactants left over after the reaction is complete in kg?
Answers: 2
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What is happening when the water inside a kettle heats up and begins to boil
Answers: 1
Please help me!!
she makes model of a plant cell she viewed using a microscope. The scale is 1 um:...
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