3 There are 2 For hydrogen and 1 for Br
Yes, HBr is a molecular compound. It consists of covalent bonds between hydrogen and bromine atoms, forming molecules of HBr.
HF is the least polar among these molecules because it has the smallest difference in electronegativity between the hydrogen and the fluorine atoms.
HBr is a polar covalent bond because hydrogen and bromine have different electronegativities, leading to an unequal sharing of electrons between the two atoms.
Yes, HBr is a polar molecule with a significant difference in electronegativity between hydrogen and bromine atoms. This results in a permanent dipole moment, making it exhibit dipole-dipole interactions with other polar molecules.
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To find the number of atoms in 2.13 grams of HBr, you first need to determine the number of moles using the molar mass of HBr (molar mass = 80.91 g/mol). Then, you can use Avogadro's number (6.022 × 10^23 atoms/mol) to convert moles to atoms.
Yes, HBr is a molecular compound. It consists of covalent bonds between hydrogen and bromine atoms, forming molecules of HBr.
HF is the least polar among these molecules because it has the smallest difference in electronegativity between the hydrogen and the fluorine atoms.
HBr is a polar covalent bond because hydrogen and bromine have different electronegativities, leading to an unequal sharing of electrons between the two atoms.
As it is a diatomic molecule it can only be linear.
Yes, HBr is a polar molecule with a significant difference in electronegativity between hydrogen and bromine atoms. This results in a permanent dipole moment, making it exhibit dipole-dipole interactions with other polar molecules.
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The intermolecular forces of HBr are London dispersion forces and dipole-dipole interactions. London dispersion forces are the weakest intermolecular forces and occur between all atoms and molecules. Dipole-dipole interactions arise due to the polarity of the HBr molecule.
For this you need the atomic (molecular) mass of HBr. Take the number of grams and divide it by the atomic mass. Multiply by one mole for units to cancel. HBr= 81.0 grams186 grams HBr / (81.0 grams) =2.30 moles HBr
They are both linear, because both have only two atoms. HBr is more polar than br2, because H and Br are different atoms. So, the bond is polar, given that H and Br have differing capacities to attract electrons
3.21 moles HBr (6.022 X 10^23/1mole HBr) = 1.93 X 10^24 molecules of HBr
Ka = [H+].[Br-] / [HBr] However the value of this expression is very high, because HBr is a STRONG acid, meaning that much more than 99.9% of the HBr molecules in water are protolized (ionized), making [H+] and [Br-] equal to the original (added) HBr amount, and the [HBr]-value nearly zero.