Chemistry, 13.09.2021 17:00 lindseyklewis1p56uvi
What is the difference between an element and a compound? A compound is a pure substance which cannot be decomposed into simpler substances. An element is composed of two or more compounds in fixed proportions. An element is a pure substance which cannot be decomposed into simpler substances. A compound is composed of two or more elements in fixed proportions. A compound is a pure substance which cannot be decomposed into simpler substances. An element is composed of two or more compounds in variable proportions. An element is a pure substance which cannot be decomposed into simpler substances. A compound is composed of two or more elements in v
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Chemistry, 21.06.2019 18:30
Calculate the change in entropy if br2(l) is converted into gaseous br atoms. s° for br2(l) = 152.2 j/(mol•k) s° for br2(g) = 245.5 j/(mol•k) s° for br(g) = 175.0 j/(mol•k)
Answers: 2
Chemistry, 22.06.2019 02:20
Calculate the molarity of 48.0 ml of 6.00 m h2so4 diluted to 0.250 l .
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Chemistry, 22.06.2019 06:30
Design techniques and materials that reduce the negative environmental impact of a structure are referred to as
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Chemistry, 22.06.2019 09:30
Apump contains 0.5 l of air at 203 kpa.you draw back on the piston of the pump, expanding the volume until the pressure reads 50.8 kpa. what is the new volume of the air pump
Answers: 2
What is the difference between an element and a compound? A compound is a pure substance which canno...
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