Chemistry, 14.11.2019 23:31 briannag0808
Common brass is a copper and zinc alloy containing 37.0% zinc by mass and having a density of 8.48 g/cm3. a fitting composed of common brass has a total volume of 112.5cm^3. how many atoms of copper and zinc does the fitting contain?
Answers: 3
Chemistry, 21.06.2019 14:10, alanflores40
Amonoprotic acid is an acid that donates a single proton to the solution. suppose you have 0.140 g of a monoprotic acid dissolved in 35.0 ml of water. this solution is then neutralized with 14.5 ml of 0.110 m naoh. what is the molar mass of the acid?
Answers: 1
Chemistry, 21.06.2019 22:30, alexisgoss8091
Which traits do human embryos have that link them to a common ancestor with fish and reptiles? a. scales and tail b. gill slits and scales c. tail and gill slits d. hair and tail
Answers: 2
Chemistry, 22.06.2019 03:30, asianaenaeh
Select the correct answer. when carbon dioxide dissolves in water, it sometimes reacts with water to form carbonic acid as in this balanced equation: co2 + h2o → h2co3. if 495 milliliters of carbon dioxide at 25°c and 101.3 kilopascals reacts with excess water, what is the theoretical yield of carbonic acid? use the periodic table and the ideal gas resource a. 0.889 g b. 1.10g c. 1.27g d. 2.02g what's the answer! quick!
Answers: 1
Common brass is a copper and zinc alloy containing 37.0% zinc by mass and having a density of 8.48 g...
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