Which statement is correct about charges?
A. Opposite charges repel
B. Similar charges attra...
Chemistry, 08.12.2021 17:10 pstrezze1840
Which statement is correct about charges?
A. Opposite charges repel
B. Similar charges attract
C. Electrons are positively charged
D. Similar charges repel
Answers: 1
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Which of the following compounds does not contain molecules? question 2 options: co2 h2 nacl h2o
Answers: 1
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Naoki's bicycle has a mass of 10 kg. if naoki sits on her bicycle and starts pedaling with a force of 168 n, causing an acceleration of 2.8 m/s2, what is naoki's mass?
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One does not belong why? ice, gold ,wood ,diamond and table salt
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Achemist wants to extract copper metal from copper chloride solution. the chemist places 0.50 grams of aluminum foil in a solution containing 0.75 grams of copper (ii) chloride. a single replacement reaction takes place. (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction? a) approximately 0.36 grams, because copper (ii) chloride acts as a limiting reactant b) approximately 1.8 grams, because copper (ii) chloride acts as a limiting reactant c) approximately 0.36 grams, because aluminum acts as a limiting reactant d) approximately 1.8 grams, because aluminum acts as a limiting reactant
Answers: 3
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