1. Molar mass (M) of silver is 108 g/mol. How much silver (g) is in 5...
14. If the molar mass of toluene is 92.6 g/mol, how much toluene is needed to depress the freezing point of 200 g of benzene by 0.47°C? K+ = 5.12°C/m ? A. 1.79 B. 17 g C. 0.0.91 g D. 18.35 g E. Not enough information given to answer
If the molar mass of toluene 92.6 g/mol, how much of toluene is needed to depress the freezing point of 200 g of benzene by 0.47 degrees Celsius? Kf= 5.12 C/m
5. Given the following balanced chemical reaction, find the mass of silver chloride formed from 8.00 g of silver nitrate using the following steps: AgNO3 (aq) + NaCl (aq) → NaNO3 (aq) + AgCl (s) a. Given 8.00 g of silver nitrate (AgNO3), how many moles are there? b. What is the molar ratio of silver chloride (AgCl) to silver nitrate? C. How many moles of silver chloride are formed from the number of moles of silver nitrate found in...
The molar heat capacity of silver is 25.35 J/mol⋅∘CJ/mol. How much energy would it take to raise the temperature of 8.20 g of silver by 14.1 C? Express your answer with the appropriate units. What is the specific heat of silver? Express your answer with the appropriate units.
1. Consider two nearly insoluble silver salts, silver chlor FINAL Equilibrium Practice Set molar solubility of AgCl is 1.3 E-5. The molar solubility of AgaC puble silver salts, silver chloride, AgCl, and silver chromate, AgzCros. The E-5. The molar solubility of AgaCrocis 1.3 E-4. a. Write the the chemical equation for the solubility equilibrium of AgCl. What is the Ksp value for AgCl? b. Write the chemical equation for the solubility equi chemical equation for the solubility equilibrium of AgaCros....
How
many grams of AgNO3 are required to make 770.0 mL of a 0.15 M
solution?
How many grams of AgNO3 are required to make 770.0 mL of a 0.15 M solution? The molar mass of silver nitrate is 169.9 g/mol. One approach is to solve the molarity relationship (M- n/N) for moles. o a 19.6g b. 6.82 g O5.10 g o d. 1.95 g O e. None of the above
25. FeO, (molar mass = 159.7 g/mol) reacts with CO (molar maw28.0 /mol) according to the equation below. Calculate the number of moles of iron produced when 185,5 g CO reacts with excess F,O Fe(s) + 3 CO(g) - 300,() +2 Fe(s) A. 2.208 mol B. 13.25 mol C. 4.415 mol D. 9.93 mol E 3.311 mol 26. Tin(II) fluoride is added to some dental prod- ucts to prevent cavities. How many grams of tin(II) fluoride can be made from...
The molar mass of solid is 110.98 g/mol
PART IV MOLAR MASS OF SOLID Mass of Calorimeter (g) 10%1841 991565p S10005 Mass of Calorimeter plus water (g) Mass of water (g) Mass of unknown solid (g) alig'c 28.3 Initial temperature (°C) Final temperature (C) Temperature change (AT) Heat, q (kJ) Heat of solution per gram of solid (kJ/g) Heat of solution per mole of compound (kJ/mol) DATA ANALYSIS 1. Calculate q solution (Cs for water is 4.184 J/g°C) 2. Identify...
The heat of combustion of substance X (molar mass 260 g/mol) is -3196 kJ/mol. How much heat is released in the combustion of 8 g of X? Include the correct sign for heat of combustion with your answer and enter to 2 decimal places.
A 1.000 L solution contains 0.5844 g NaCl (molar mass 58.44 g/mol) and 7.455 g KCl (molar mass 74.55 g/mol), both strong electrolytes. The concentration of Cl− ions in this solution is (A) 0.1000 mol/L (B) 0.1100 mol/L (C) 0.2000 mol/L (D) 1.000 mol/L (E) 1.100 mol/L