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Match each scientist with the contribution he made to the arrangement of elements in the periodic table.
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If 15 drops of ethanol from a medical dropper weight 0.60g, how many drops does it takes from a dropper to dispense 1.0ml of ethanol? the density of ethanol is 0.80g/ml
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Condensation happens when water vapor cools. true or false? ?
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Alice did an experiment to find the relationship between the angle at which a ray of light strikes a mirror and the angle at which the mirror reflects the light. she placed a ray box in front of a mirror. she changed the angle at which the light from the ray box struck the mirror and noted the corresponding angle at which the mirror reflected the light. which of the following is the dependent variable in this experiment? the mirror used to reflect the light the ray box used as the source of light angle at which the light from the ray box strikes the mirror angle at which the mirror reflects the light from the ray box
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Chemistry, 23.06.2019 03:30
Mr. rose asked his student to draw a quadrilateral with four unequal sides. an example of this kind of quadrilateral
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Match each scientist with the contribution he made to the arrangement of elements in the periodic ta...
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