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What is the number 0.9050 written in scientific notation usi…

What is the number 0.9050 written in scientific notation using the proper number of significant figures?

Published June 17, 2021
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Arsenic (As) is a metalloid.

Arsenic (As) is a metalloid.

Published June 17, 2021
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Each piece of data is the individual result of a single meas…

Each piece of data is the individual result of a single measurement.

Published June 17, 2021
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Concentration is a measure of the number or mass of particle…

Concentration is a measure of the number or mass of particles of a substance that are contained in a specified volume.

Published June 17, 2021
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There are nine periods on the periodic table.

There are nine periods on the periodic table.

Published June 17, 2021
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How many cm are in 3.5 × 10-2 km?

How many cm are in 3.5 × 10-2 km?

Published June 17, 2021
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The area of a rectangle is determined by the formula: area =…

The area of a rectangle is determined by the formula: area = length × width. If a rectangle has a length of 32.6 cm and a width of 72.6 cm, what is the area of the rectangle to the correct number of significant figures?

Published June 17, 2021
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(a) Graph the function  y = ex − 1 + 2 (Hints: You can start…

(a) Graph the function  y = ex − 1 + 2 (Hints: You can start from the graph of y = ex    and use appropriate transformation along x- and y-axis.) (b) Consider the following. f(x) = 2x,  g(x) = x + 7 Find the function

Published June 17, 2021
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Which one of the following is an example of a pure substance…

Which one of the following is an example of a pure substance?

Published June 17, 2021
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Valence electrons are involved when atoms form bonds.

Valence electrons are involved when atoms form bonds.

Published June 17, 2021
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