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How many mole of a water can be produced if two mole of hydrogen gas are mixed with two mole of oxygen gas? 2H2 + o2 shows 2H2o
A generic salt, AB, has a molar mass of 189 g/mol and a solubility of 6.10 g/L at 25 C what is the Ksp of this salt
an automobile gasoline tank holds 21 kg of gasoline. When gasoline burs, 81 kg of oxygen is consumed and carbon dioxide and water are produced. What is the total combined mass of carbon dioxide and water that is produced?
lucite is 71.4 carbon 9.59 hydrogen and 19.01 oxygen. what is the empirical formula for lucite?c5h8oc89ho31c7ho2the
2NaN3(s)--> 2Na(s) + 3N2(g) How many grams of sodium azide are required to produce 19.00L of N2 at 273K and 775mmHg. A) 34.9 B) 52.0 C) 2.66*10^4 D) 3.89*10^5 E) 5.80*10^5
Archeologists can determine the age of artifacts made of wood or bone by measuring the amount of the radioactive slope 14C present in the object. The amount of isolope decreases in a first-ordrr process.
how does edta react with soap. i know it reacts with sodium by replacing some of the hydrogens of the hydroxyl groups
When naming subsittuents on a branched alkane. If dimethyl and and isopropyl branch end up both being off the same number carbon which of these is listed first
A 0.1752g sample of silver nitrate was dissolved in 502.3g of distilled water. Calculate the weight molarity of silver in this solution.
determine the moles of product ( Fe for this reaction) made by both reagents. what is the limiting reagent?
At equalibrium, it was found that the concentration of H2 was 0.0584 M, the concentration of N2 was 0.0195 M and the concentration of NH3 was 0.430 M. What was the initial concentration of ammonia
How many grams of ice at 0°C and 101.3kPa could be melted by the addition of 0.40kJ of heat? Find the molar heat of fusion.
The base-dissociation constant of ethylamine (C2H5NH2) is 6.4 × 10-4 at 25.0 °C. The of [H+] in a 1.6 × 10-2 M solution of ethylamine is __________ M. ( Ans: 3.5 × 10^-12)
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