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Chemistry, 22.06.2019 04:30
Which is a chemical property of iron? a. it forms iron oxide (rust) when exposed to moisture and air. b. it is a grayβblack metal that is hard to the touch. c. it has a melting point of 2795Β°f (1536Β°c). d. it is a good conductor of heat
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Chemistry, 22.06.2019 18:30
Which of the following nuclei would be the least stable a 2 protons, 2 neutrons b 1 proton 1 neutron c 1 proton 3 neutrons d 1 proton 2 neutrons
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Chemistry, 22.06.2019 22:30
What relationship exists between an enzyme and a catalyst?
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Chemistry, 23.06.2019 09:00
20 grams of water. she poured out 15 grams. which of the following physical properties of the water changes? a .boiling point b. density c .electrical conductivity d .volume
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Fill in the blank with the correct number to balance the equation: 4cr + 3o2 β . (enter only a whol...
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