Chemistry, 14.09.2019 10:30 hdhdjjdj80HDjdjdj
In an old trunk, you find a cube of metal that you think may be aluminum, silver, lead, cobalt or tin. in lab you find that it has a mass of 222 g and a length of 2.7 cm. what is the metal? the density of each metal is given below at room temperature. o lead (11.3 g/cm) o silver (10.5 g/cm) cobalt (8.90 g/cm) o tin (7.31g/cm) aluminum (2.70 g/cm)
Answers: 2
Chemistry, 22.06.2019 09:40
Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?
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What is the temperature of 0.750 mol of a gas stored in a 6,850 ml cylinder at 2.21 atm? . 2.95 k 5.24 k 138 k 246 k
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How many moles is 14.5 cm^3 of platinum? the density of platinum is 21.45 g/cm^3.
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