Which substance is used to remove rust from metal?
a: lye (naoh)
b: hydrochloric ac...
Physics, 15.01.2020 00:31 camillexv2668
Which substance is used to remove rust from metal?
a: lye (naoh)
b: hydrochloric acid (hcl)
c: ammonia (nh3)
d: sulfuric acid (h2so4)
Answers: 2
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The magnitude of the amount of energy released by burning a fuel source, measured in energy per unit mass, is called its fuel value. note that the fuel value is the negative of the isobaric specific heat of combustion for the fuel. if all the energy obtained from burning 1.23 pounds of butane with a fuel value of 10.85 kcal/g is used to heat 128.0 kg of water at an initial temperature of 18.3 °c, what is the final temperature? note that 1 lb = 453.6 g.
Answers: 3
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Global climatic patterns are changing because of the melting of polar ice caps. the melting of polar ice caps is an example of the interaction between the atmosphere and cryosphere cryosphere and geosphere hydrosphere and geosphere biosphere and cryosphere
Answers: 1
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How does the formation of intrusive and extrusive igneous rocks differ?
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