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K + KNO3 --> K2O + N2
What volume of decinormal dichromate solution will be reduced by 1 g of tin ? At. wt. of Sn = 118.7.
Solid CO2 (dry ice) forms a molecular crystal that sublimes at -78oC. SiO2 forms a network solid that melts at about 1200oC. Which of the following accounts for this striking difference in properties
How much heat (in J) is evolved or absorbed when a 36.9 g sample of water (specific heat = 4.18 J/(g K)) cools from 87.7oC to 79.2oC
Problem- A student prepares a solution by mixing 20mL of 0.1M acetic acid and 20mL of 0.1M sodium chloride. What happens to the pH of the solution if
In the reaction Na + H2O ? NaOH + H2, which of these is true. a. Sodium is oxidized b. Water is oxidized c. Hydrogen is oxidized d. Oxygen is oxidized
The rate constant for a certain reaction is = 4.60×10-3 s^-1. If the initial reactant concentration was 0.900 M , what will the concentration be after 5.00 minutes
calculate the new temperature in Celcius- tank of helium gas with a pressure of 270 torr at 4 degrees celcius is heated to give a pressure of 1500 torr
What is the reason for why a sand bath was used instead of a water bath for this particular pressure reaction? (a) Instructor preference (either could have been used with equal success).
Question- A .364g aspin tablet is dissolved in a 250 mL container of water and the resulting solution is determined to have a concentrating of .008M. If the Ka for acetysalicykic acid is 2.7 x 10-5, calculate the pH of the solution.
molecular equation, complete ionic equation, and net ionic equation for: Sodium carbonate + sulfuric acid Cadmium chloride + sodium hydroxide Hydrochloric acid + sodium hydroxide Ammonium chloride + sodium hydroxide Sodium acetate + sodium hydroxi..
What is the actual potential of this galvanic cell? Need step by step solution!! don't just copy and paste the other answer for this same problem..i will rate 5 stars for a good clean written answer!
How many grams of chlorine gas must be reacted with excess sodium iodide if 20.0 moles of sodium chloride are needed?
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