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What is the atomic mass of Xe in a compound whose empirical formula is XeF3 and consists of 65 F by mass?
Wiki User
∙ 6y ago
The atomic weight of xenon is 131,293(6). The percentage of fluorine in XeF3 is 30,16 % and in XeF6 is 46,34 %.
Wiki User
∙ 6y ago
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An ingredient list for a compound that uses atomic symbols and subscripts?
empirical formula or molecular formula
What does an empirical formula show?
the empirical formula of a compound tells you the proportions of the elements in the compound. with that information you can make some inferences about the identity of the compound. for example a compound with an empirical formula CH4 tells us that for every carbon atom there are four hydrogen atoms. this means that the compound is methane because no other hydrocarbon can have these roportions (try drawing the lewis structure for C2H8, which doesnt exist. you cant!)
Do C6H12 and C6h14 have the same emoiricual formula?
No. The empirical formula of a substance is the formula in which each atomic symbol has the lowest possible subscript that gives the correct ratio between atoms for the compound as a whole. For C6H12, the empirical formula is CH2, but for C6H14, the empirical formula is C3H7.
What information is given by a molecular formula?
the empirical formula and the molar mass
What is the molecular formula of a compound given the molar mass of the compound is 162.27 grams and the empirical formula is C2H3?
The empirical mass is C2H3 2 x 12 = 24 3 x 1 = 3 24 + 3 = 27 So divide 27 into 166.01 Hence 162.27 / 27 = 6.01 ~ 6 So multiply each atom in the empirical formula by '6' Hence Empirical C2H3 Molecular C12H18
A compound with the empirical formula SN was found in a subsequent experiment to have a molar mass of 184.32 gmol. What is the molecular formula of the compound?
The empirical formula of SN has a formula unit mass of the sum of the gram atomic masses of nitrogen and sulfur, i.e., about 46.0667. The gram molecular mass given in the problem divided by this formula unit mass is about 4. Therefore, the molecular formula is S4N4.
What is the contrast between molecular formulas and empirical formulas?
The empirical formula of a compound shows the lowest whole number ratio of the elements in that compound; AKA simplest formula. The molecular formula describes the number of atoms of each element that make up the molecule or formula unit; AKA actual formula
How do you find the empirical formula of a compound of uranium and fluorine that is composed of 67.6 percent uranium and 32.4 percent fluorine?
This compound is UF6. Atomic weight of uranium: 238,02891 Atomic weight of fluorine: 18,9984032 Molecular mass of UF6: ca. 352,04121
What information is needed to calculate the percent composition of a compound?
The formula of the compound and the Atomic Mass of its elements.
What is the empirical formula and name for the compound for Cd NO3 2?
The empirical formula is the one already given* in the question, Cd(NO3)2 because it contains an atomic symbol, Cd, represented only one time. The name of the compound is cadmium (II) nitrate. __________________________________ *As well as possible, given the typography limitations of the question-asking format.
What is meant by law of constant proportion and how is this law applied in experiment empirical formula of a compound?
The law of constant proportion states that a pure chemical compound always contains exactly the same proportion of elements by mass.This information, together with the atomic masses of the elements in the compound enable scientists to determine the formula of a compound.
What is the meaning of empirical formula?
Simplest atomic ratio of the elements present in the compounds.
