Which equation Best obeys the law of conservation of mass?
a) N2 + 3H2 β> 2NH3
b) H2 + O2...
Answers: 2
Chemistry, 21.06.2019 19:00, eweqwoewoji
Agood hypothesis includes which of the following? a: prediction b: data c: uncertainty d: conclusion
Answers: 1
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Why are people not able to skip a dive to the deepest part of the ocean
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Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal. b. he is determining chemical properties that are sufficient to identify the metal. c. he is determining physical properties that are insufficient to identify the metal. d. he is determining chemical properties that are insufficient to identify the metal.
Answers: 3
Mathematics, 19.04.2021 15:50