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Sulfur dioxide gas, SO2 (g) contributes to acid rain. Natural sources of sulfur dioxide include volcanoes and decaying vegetation. To what temperature was a sample of sulfur dioxide gas heated to if a 500 mL sample initially at a temperature of - 15.0 degrees celsius expands to a volume 600 mL?
a 2.2 g sample of an unknown acid with an empirical formula of c3h4o3 is dissolved in 1 l of water. it requires a 25 ml
A voltaic cell is constructed by immersing a strip of silver in a 1.0M AgNO3 solution and a strip of cadmiun metal in a 1.0M Cd(NO3)2 solution. The circuit is completed by a wire and a salt bridge in the usual way. Write the balanced half-reaction..
Home ice cream makers use ice to cool a concentrated NaCl solution below the normal freezing point of water. What molal concentration of salt is needed to lower the freezing point to -4.49 C?
Ammonia is created in the Haber process in a rigid container (nitrogen gas plus hydrogen gas react to form ammonia gas).
To keep ionic strength constant and maintain a more consistent matrix in a solution where ions could be influencing each other, another component is often added to the solution
Important information about Synthesis of Aromatic Compounds - Toluene to methyl benzyl ether and phenol to phenacetin
A plumber's handbook states that you should not connect a copper pipe directly to a steel pipe because electrochemical reactions between the two metals will cause corrosion. What spontaneous redox reaction(s) might cause the corrosion
A metal has denisty 6.4g/cm3 is dropped into water upto 90.6ml the water rise 121.4 ml compute mass of metal
What are those byproducts? to remove the byproducts from the organic phase
An understanding of Le Chatelier's principle is fundemental to the study of chemistry and helps us to understand everyday situations.
One student in the lab got only 33.87% yield. Name two things that he could do to improve the % yield without sacrificing purity?
What is the total volume of gaseous products formed when 82.4 liters of carbon monoxide react completely according to the following reaction? (All gases are at the same temperature and pressure.) carbon monoxide (g) + water (l)------- carbon dioxi..
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