Biology, 08.12.2020 19:00, benwill0702
Suppose a vacuum cleaner uses 100 joules of electrical energy. If 40 joules are used to pull air into the vacuum cleaner how efficient is the vacuum?
Answers: 3
Biology, 22.06.2019 07:50, Mrblunt5613
What is a limitation of using a chemical formula, such as c6h1206, to represent a compound? the chemical formula does not show the types of elements that make up the compound. the chemical formula does not show how the atoms are connected to one another the chemical formula does not show the number of atoms of each element in a molecule. the chemical formula does not show the chemical symbols of the elements in the compound
Answers: 1
Biology, 22.06.2019 10:40, karlyisaunicorn
Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above
Answers: 1
Suppose a vacuum cleaner uses 100 joules of electrical energy. If 40 joules are used to pull air int...
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