In a lab, Jose measured the weight of a penny multiple
times and has the measurements of 3.50 g, 3.51 g, and 3.48
g. When Jose measures the same object multiple times and
they are close together, what is he demonstrating?
A) Accuracy
B) Meniscus
C) Scientific Notation
D) Precision
Answers: 1
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The valence of aluminum is +3, and the valence of the chlorine is -1. the formula fir the aluminum chloride is correctly written as
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Which of the following describes qualitative data? a) recording the temperature of a solid as it is warmed. b) noting the color of a solution as it is heated. c) measuring the volume of an object by water displacement. d) taking the mass of an object using a balance.
Answers: 2
In a lab, Jose measured the weight of a penny multiple
times and has the measurements of 3.50 g, 3....
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