XZXZ2T AS
A Styrofoam cup containing 150.0 g of water started at 22.0°C. A
50.0 g sample of...
Chemistry, 20.04.2021 17:40 missheather0309
XZXZ2T AS
A Styrofoam cup containing 150.0 g of water started at 22.0°C. A
50.0 g sample of metal at 90°C was added to the Styrofoam cup, and
the temperature increased to 28.5°C. What is the specific heat of the
unknown metal? (water has a specific heat of 4.18 J/gC)
Answers: 2
Chemistry, 21.06.2019 18:20
Complete the table for ion charge based upon their losing or gaining electrons in the outer shell. (use the periodic table as necessary.) group most likely ionic charge # of valence electrons i +1 ii +2 iii +3 iv +4 or -4 v -3 vi -2 vii -1 viii 0
Answers: 2
Chemistry, 22.06.2019 15:30
Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what most likelyhappened? energy was created inside the blocks.energy was destroyed inside the blocks.energy was absorbed into the blocks from outside the system.energy was transferred from the warmer block to the cooler block.
Answers: 2
Chemistry, 22.06.2019 15:30
Using the first volume and temperature reading on the table as v1 and t1, solve for the unknown values in the table below. remember to use the rules of significant figures when entering your numeric response.
Answers: 2
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