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A change of state requires the addition or removal of heat energy.
A change of state requires the addition or removal of heat energy. TRUE.
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Asked 2/27/2014 1:23:54 PM
Updated 12/12/2015 6:08:13 PM
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A change of state requires the addition or removal of heat energy. TRUE.
Added 12/12/2015 6:08:13 PM
This answer has been confirmed as correct and helpful.
Confirmed by Andrew. [12/12/2015 11:05:10 PM]
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Identify the following as a suspension or a colloid. sand in water
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Updated 2/27/2014 1:40:01 AM
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Sand in water is SUSPENSION.
Added 2/27/2014 1:40:01 AM
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If the atomic number of an element is 16, then it has 16 electrons. True False
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Updated 2/27/2014 1:48:12 AM
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TRUE. If the atomic number of an element is 16, then it has 16 electrons.
Added 2/27/2014 1:48:12 AM
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The most common form of matter in the universe is _____.
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Updated 9/2/2014 9:54:36 PM
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The most common form of matter in the universe is PLASMA.

Added 9/2/2014 9:54:36 PM
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Select all that apply. How are trapezoids and parallelograms related? Both are rhombuses. Both have two pairs of congruent sides. Both have supplementary angles. Both have parallel sides. User: What is the following figure? trapezoid parallelogram rhombus rectangle User: Select all that apply. A rectangle is a _____. quadrilateral square parallelogram rhombus
Weegy: A rectangle has two pairs of parallel sides and four congruent sides. User: All rectangles are similar because they have congruent corresponding angles (all right angles). True False (More)
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Updated 1/13/2015 6:23:07 AM
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All rectangles are similar because they have congruent corresponding angles (all right angles). False.
Added 1/13/2015 6:21:38 AM
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Confirmed by Kaysha [1/13/2015 8:39:24 AM]
A rectangle is a quadrilateral and parallelogram.
Added 1/13/2015 6:23:07 AM
This answer has been confirmed as correct and helpful.
Confirmed by Kaysha [1/13/2015 8:39:23 AM]
The higher the hydronium ion concentration of a solution, the its pH.
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Updated 23 days ago|11/25/2018 11:07:27 AM
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The higher the hydronium ion concentration of a solution, the LOWER its pH.
Added 23 days ago|11/25/2018 11:07:27 AM
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