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500.0mL of 3.00M hydrochloric acid reacts with 3.4 Zg (s). Determine the limiting reactant and also calculate how much of the gas is produced?
A gas expands and does P-V work on the surroundings = 3.2x10^2 Joules. it absorbs 111 Joules of heat At the same time, from the surroundings. deteemine the change in energy of the gas.
Multiple choice questions in Nuclear chemistry - As the temperature of a sample of a radioactive element decreases, the half-life will
Every measurement has a measurement uncertainty. Discuss how precise and accurate measurement can be achieved in spite of the inherent measurement uncertainty.
Calculate the molecular weight of the compound? Given that Kf=1.86 and the compound in not ionic.
Explain what is methylphenidates purpose and its chemical structure? Also determine how does it affect the body of human beings ,what makes up that compound , what organs do it impact?
A compound contain 60.87% carbon, 4.38% hydrogen, and 34.75% oxygen then determine its empirical formula?
Draw a diagram showing the stratification in a body of water. Label the different layers and describe the type of chemistry (and species) that occurs at each level.
Explain how do you compute the minimum volume of H2O(water) required to dissolve NaCl( sodium chloride) of 500 grams in H2O( water) at the temperature of 100 degree celsisu?
Determine How many moles each are in 1.30L of the saline solution if a physiological saline solution contains 174mEq/L each of Na+ and Cl - .
100 mol/h of n-octane is burned in 80.0% excess air to 95.0% conversion. What is the molar flow rate of N2 in the stack gas if The n-octane is converted to a mixture carbon monoxide, carbon dioxide, and water, where the ratio of CO2 to CO is 4:1?
When too much H2CO3 is in the blood, the enzyme carbonic anhydrase catalyzes the conversion of carbonic acid, H2CO3, to carbon dioxide, CO2, and water, H2O.
Krypton crystallizes as a fcc (face centered cubic unit cell) having an edge length of 559 pm. What is the density of solid Krypton?
Write down the product for the reaction; Butane (forward and backward reaction)in the presence of Aluminium bromide and HBr at the temperature of 27 degree celcius/
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