27. Upon decomposition, one sample of magnesium fluoride produced 1.65 kg of magnesium and 2.57 kg of fluorine. A second sample produced 1.32 kg of magnesium. How much fluorine (in grams) did the second sample produce? Remember that, according to the law of constant composition, the ratio of the masses of the two elements must be the same in both samples.

Q: The two isotopes of potassium with significant abundance in nature are 39K (isotopic mass 38.9637…

A: Isotopes are atoms of same elements which have same atomic number but different mass number. There…

Q: Consider two compounds. Compound A contains 15.7 g of sulfur and 18.6 of fluorine. Compound B…

A: Mass of fluorine in compound A = 18.6 g Mass of sulfur in compound A = 15.7 g Mass ratio of fluorine…

Q: Lead consists of four naturally occurring isotopes. Calculate the atomic mass for lead using the…

A: IsotopeMassAbundance (%)204.01.40206.024.10207.022.10208.052.40

Q: hydrogen phosphide can be decomposed to give phosphorus and hydrogen in a mass ratio of 10.32:1.00.…

A: the molecular formula of this substance is PH3 and the name of this compound will be phosphine.

Q: Consider the following hypothetical atoms: 130 64 1X has 62 electrons and 1Y has 78 electrons.…

A:

Q: A 10.5710.57 g sample of NaBr contains 22.3422.34% Na by mass. Considering the law of constant…

A: According to law of constant composition, the mass percent of any element in any compound always…

Q: What is meant by the phrase “percent abundance in nature”?

A: We are given isotopes of Neon and its abundance. We are to discuss about the term percent natural…

Q: the mass of OO is approximately 16 gg. What is the whole number multiple that describes the…

A: Given as, Mass of Sulphur in SO = 32 gms Mass of Oxygen in SO = 16 gms Mass of Sulphur in SO2 = 32…

Q: Macmillan Learning, On another planet, the isotopes of titanium have the given natural abundances.…

A: Average atomic mass : The average atomic mass of an element is the sum of the atomic masses of it's…

Q: Suppose the diameter of a type of atom is 2.22 x 10-7 mm. A coin has diameter 1.20 cm. Suppose the…

A: If we divide the diameter of a coin by the diameter of an atom we will get the no. of atoms.  Given…

Q: A compound is composed of phosphorus and hydrogen. The mass ratio is 10.2 g of phosphorus to 1.00 g…

A:

Q: A 3.23 g sample of calcium sulfide was decomposed into its constituent elements producing 1.80 g of…

A:

Q: Iron exists in nature as a mixture of predominantly three isotopes: ⁵⁴₂₆Fe (53.94 amu), ⁵⁶₂₆Fe…

A: We have to calculate the percentage of rarest of three isotopes.

Q: Calculate the mass ratio: 0.445 g Iodine 0.117 g Zinc (g Iodine/g Zinc)

A:

Q: The average atomic mass of Y is 54.6 . one isotop has an atomic mass of 53 and the other isotop has…

A: •Given:- Average atomic mass of Y =54.6 Isotope 1 mass (m1)= 53 Assume isotope 1 abundance(x1) is…

Q: A 6.55 g sample of calcium sulfide was decomposed into its constituent elements, producing 3.64 g of…

A: According to the law of constant composition, for any particular chemical compound, all samples of…

Q: 6. Subatomic Particles. Fill in the blanks in the following (table 1). Show your solution 54.24…

A: Fill the table by using suitable number and symbol---

Q: a. For the negative ion Br, use the concept that a chemical compound must have a net charge of zero…

A:

Q: Which orbital is lower in energy in a many-electron atom? 4s O 3s X S

A: Energy of sub orbitals are gone by above principle and (n +l)rule

Q: Consider two compounds. Compound A contains 2.77 g of phosphorus and 9.53 g of chlorine. Compound B…

A: Given,Mass of Phosphorus in compound B =11.9gMass of chlorine in compound B =40.9g

Q: a. For the positive ion Rb+, use the concept that a chemical compound must have a net charge of zero…

A:

Q: When a 220 g sample composed of ibuprofen (C13H1802) and some inert material is added, the mass of…

A: The mass percentage of an element in a given compound is a measure of the amount of the element…

Q: a. For the positive ion Rb+, use the concept that a chemical compound must have a net charge of zero…

A: we have to determine the formula of the ionic compounds formed when the given ions react

Q: A 12.0912.09 g sample of NaBr contains 22.3422.34 % Na by mass. Considering the law of constant…

A: According to the law of constant composition, the ratio of the mass of elements in a compound…

Q: On another planet, the isotopes of titanium have the given natural abundances. Isotope 46 Ti 48 Ti…

A:

Q: a certain compound is made up of 2 chlorine atoms, one carbon atom, and one oxygen atom. What is the…

A: A chemical formula is defined as the composition of elements present in the compound in a fixed…

Q: Upon decomposition, one sample of magnesium fluoride produces 1.66 kg of magnesium and 2.58 kg of…

A: The values are given as follows:

Q: What is the chemical formula of carbon tetrafluoride?

A: The compound given is carbon tetrafluoride.

Q: Two samples of sodium chloride with different masses were decomposed into their constituent…

A: Law of definite proportion :  The law states that a compound has its elements in a fixed ratio…

Q: 5. A sample of Magnesium contains three isotopes and its average atomic weight is 24.35 amu. If the…

A:

Q: Upon decomposition, one sample of magnesium fluoride produced 2.55 kg of magnesium and 3.99 kg of…

A: Given information, Magnesium is produced from the first sample is 2.55 kg. Fluorine is produced from…

Q: How many neutrons are in 37.0 ug ( ug= 10^-6 g) of 14 6 C?

A: Given :- mass of 6C14 is 37.0ug  1ug = 10-6 g  To be calculated :-  Total number of neutrons

Q: Two compounds of X and Y were prepared. The first was found to be 35.9% X and 64.1% Y. It was…

A: In first compound, the ratio of Y element to X element,YX=64.135.9=1.78Hence 1 g of X reacts with…

Q: What element am I?  a) In my natural state I am a diatomic element. When I form an ionic compound, I…

A: In an atom, there is nucleus at the centre and electrons are revolving around it. In nucleus, there…

Q: determine the number of carbon atoms in a one-carat diamond.

A:

Q: On another planet, the isotopes of titanium have the given natural abundances. Mass (u) Isotope 46TI…

A:

Q: Upon decomposition, one sample of magnesium fluoride produced 1.65 kg of magnesium and 2.58 kg of…

A:

Q: Bromine has two isotopes, Br-79 and Br-81. Their abundances are 49% and 51%, respectively. Chlorine…

A:

Q: A 5.93 g sample of calcium sulfide was decomposed into its constituent elements, producing 3.30 g of…

A: From the law of definite proportions, we know that regardless of source or method of prepration of…

Q: A 12.6712.67 g sample of NaBr contains 22.3422.34% Na by mass. Considering the law of constant…

A: Given: % Na = 22.34 % = 22.34 g Na/ 100 g NaBr Mass of NaBr = 6.63 To find : grams of sodium =?

Q: Concerning the Ions, Molecules, and Compounds, it is INCORRECT to affirm: • Ion is an atom that has…

A: Give the incorrect statement:

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.