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Calculate the total volume of gas (at 128 and 745 ) produced by the complete decomposition of 1.67 of ammonium nitrate.
calculate the value of deta s when 1.20 mol ch3oh l of is vaporized at 64.7 c. the normal boiling point of methanol is
Separate samples of an aqueous solution of an unknown ionic salt are treated with dilute aqueous solutions of hydrochloric acid, sulfuric acid, and potassium hydroxide. Precipitates are formed in all three cases.
The products of the fastest inactivation process are as explain the mechanism is accountable for the making of the products.
How many grams of alum can be obtained from 20.0 g of aluminum when the reaction proceeds with 100% yield? How many grams of alum would be obtained if the reaction were to proceed with 80.0% yield
What would the atom ratio of 206Pb to238U be in a uranium mineral from a rock that is 1.0× 10^9 years old? t1/2(238U)= 4.5 × 10^9 yr.
What is the molar concentration of Mn in the unknown solution
An amphoteric compound exhibits a. acidic properties b. acidic and basic properties c. metallic properties d
Calculate the % atom economy for the following two methods for converting benzene, C6H6, to aniline, C6H5NH2.Method 1: C6H6 + (CH3)3SiN3 + 2 F3CSO3H + NaOH
A gaseous fuel mixture stored at 745mmHg and 298 K contains only methane CH4 and propane C3H8. When 11.5L of this fuel mixture is burned, it produces 774kJ of heat. What is the mole fraction of methane in the mixture
What is its volume is 2.58 cubic micrometers. a)What is its volume in cubic millimeters (mm^3)?
a physician wrote a prescription for tylenolreg 325 mg5 ml with codeine 10 mg5 ml liquid 5 ml three times a day x 4
You are the Science Officer on the Starship Enterprise and you come across a new planet. You find that no light with wavelength less than about 650 nm reaches the surface of the planet.
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