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Using a sample of a compound containing only oxygen and chlorine reacts with an excess of H2 gas to give 0.206 g water and 0.278 g HCl . ClxOy in presence of H2 (g) → HCl + H2O all the oxygen is converted to H2O and All the chlorine ends up in the HCl now Determine the empirical formula of this compound
calculate how much CaCN2 is required to form 12.6 moles of ammonia? Given that the percent yield is 65.8%?
3H2 (g) + N2 (g) 2NH3(g), Kc = 6.0 × 10-2 at 500°C for this nitrogen fixation reaction. What is the equilibrium concentration of N2 If 0.250 M H2 and 0.050 M NH3 are present at equilibrium?
Write down a lewis structure for SbCl5 and also explain Does the the octet rule is obeyed by this molecule Explain how many grams would 3.01 * x10 23 atoms of tellurium have?
Calculate how many atoms of potassium A three mole sample of K2S would have and Calculate the current for diffusion-controlled electrolysis
NH3(Ammonia ) is widely used in many household cleaners and as a fertilizer. Calculate How much ammonia (in units of mol) is produced when 7.8 mol of H gas react with an excess of N gas.
Calculate How many palladium atoms will have to be laid side by side to span a distance of 4.28 mm if The radius of a palladium atom is 137 pm.?
A solution, made by dissolving 62.07 g of a nonelectrolyte in 500 g of H2O, exhibits a freezing point of -1.86 °C. Determine the molecular weight of this nonelectrolyte compound? For water Kf = 1.86 °C m-1Kb = 0.51 °C m-1
What is the concentration of unknown acid solution? Write the neutralization reaction, balance it, name the products THEN Solve the problem above.
Calculate the Root Mean Square Speed and its average kinetic energy per molecule of Nitrogen and water vapor
Identifying and balancing the different types of chemical reactions. Evaluate which processes represent chemical reactions.
Find either the wood oak or pine if The given density of oak = 0.9 g/cm 3 , the density of pine = 0.4g/cm 3 .
Evaluate the electronic configuration for ionization energies of Magnesium, the orbital number in which the electrons are added in phosphorus ion, and the one will lose in the ionization of Alluminium.
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