Chemistry, 11.12.2021 06:30 musicfrk2207
A gaseous hydrogen- and carbon-containing compound is decomposed and found to contain 79.85 % carbon and 20.15 % hydrogen by mass. The mass of 158 mL of the gas, measured at 556 mmHg and 25∘C , is 0.142 g. What is the molecular formula of the compound?
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The table lists the lattice energies of some compounds.compoundlattice energy (kj/mol)lif –1,036licl –853naf –923kf –821nacl –786which statement about crystal lattice energy is best supported by the information in the table? the lattice energy increases as cations get smaller, as shown by lif and kf.the lattice energy increases as the cations get larger, as shown by lif and licl.the lattice energy decreases as cations get smaller, as shown by nacl and naf.the lattice energy decreases as the cations get smaller, as shown by naf and kf.
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A gaseous hydrogen- and carbon-containing compound is decomposed and found to contain 79.85 % carbon...
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