Chemistry, 17.04.2020 03:28 barbie1salome
Ariana found an unknown metallic solid in her backpack and determined its identity. She determined its mass to be 129.94 g and heated it to 100.0°C. She placed it in 100.0 g water at 25.0°C and noticed the final temperature of the system reached 30.0°C. What was the solid? Answer with correct solid name (choices are underlined). Use correct spelling. Specific heat (J/g•°C):
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Chemistry, 21.06.2019 13:00
Pauling and lewis questioned the extreme definitions of bonds. they wondered if bonds might be described somewhere in between the two extremes (covalent and ionic). on the basis of experimental data,pauling confirmed that bonds could be ionic, covalent, and for those, in between, exhibit a degree of ionic character. he theorized that the major factor was how strongly the atoms in the bond attracted the electrons. pauling called this factor - the tendency of an atom to attract electrons in a bond.
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Chemistry, 22.06.2019 15:00
Answer explain why it is not possible to deduce a complete order of reactivity.
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Chemistry, 22.06.2019 17:30
What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.
Answers: 1
Chemistry, 23.06.2019 01:00
Which statement characterizes synthetic polymers? a. they come from animals and plants. b. they are found in nature. c. they are made in a lab. d. they are components of starch.
Answers: 1
Ariana found an unknown metallic solid in her backpack and determined its identity. She determined i...
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