Question

a student measures out 0.30g of Ca metal and adds it to 150mL of deionized water....

a student measures out 0.30g of Ca metal and adds it to 150mL of deionized water. the student then titrates the solution with 45.0mL of 0.250M HCl. From this experimental data. what is the formula of calcium hydroxide produced from the reaction of Ca with water

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A student measures out 0.60g of Ca metal and adds it to 150 mL of deionized...
A student measures out 0.60g of Ca metal and adds it to 150 mL of deionized water. The student then titrates the solution with 109.10mL of 0.550M HCl. From this experimental data, what is the formula of calcium hydroxide produced from the reaction of Ca with water
During an experiment, a student adds 0.339 g of calcium metal to 100.0 mL of 2.05...
During an experiment, a student adds 0.339 g of calcium metal to 100.0 mL of 2.05 M HCl. The student observes a temperature increase of 11.0 °C for the solution. Assuming the solution\'s final volume is 100.0 mL, the density is 1.00 g/mL, and the specific heat is 4.184 J/(g·°C), calculate the heat of the reaction, ΔHrxn. Ca(s)+2H+(aq) ---->Ca2+(aq) + H2(g) delta Hrxn= ______kJ/mol
When 10.0 g of calcium metal is reacted with water, 5.00 g of calcium hydroxide is...
When 10.0 g of calcium metal is reacted with water, 5.00 g of calcium hydroxide is produced. Using the following balanced equation, calculate the percent yield for the reaction? (6 pts) Ca (s) + 2 H2O (l) → Ca(OH)2 (aq) + H2 (g)
1- A student weighs out a 11.8 g sample of copper(II) acetate, transfers it to a...
1- A student weighs out a 11.8 g sample of copper(II) acetate, transfers it to a 300 mL volumetric flask, adds enough water to dissolve it and then adds water to the 300 mL tic mark. What is the molarity of Cu(CH3COO)2 in the resulting solution? 2- How many moles of potassium hydroxide, KOH, are there in 257 mL of a 0.158 M solution? 3- A student wants to prepare a solution of zinc acetate with a known molarity. How...
A) a student measures out initial concentrations of 0.00111 M Fe3+and 0.00424 M SCN-. If the...
A) a student measures out initial concentrations of 0.00111 M Fe3+and 0.00424 M SCN-. If the equilibrium value of Fe(SCN)2+ is found to be 0.00047 M, what is the equilibrium concentrations of Fe3? B) From a plot of your calibration data, the slope is found to be 11.7. What will be the concentration of your absorbing species in a solution that has an absorbance of 0.372? C) Using the equilibrium reaction that you are using in your experiment, a student...
26. You are provided with a 250 mL volumetric flask, deionized water and solid NaOH. a)...
26. You are provided with a 250 mL volumetric flask, deionized water and solid NaOH. a) How much NaOH should be weighed out in order to make 250. mL of 0.100 M solution? (5points) b) You have deionized water, the mass of sodium hydroxide found in part a and the volumetric flask. In what order and how much of the two substances, water and NaOH, do you add to the flask? ( 4 points) i) First you add _______________ (amount)...
Solid calcium bicarbonate (Ca(HCO3)2) reacts with aqueous hydrochloric acid (HCl) to form aqueous calcium chloride, liquid...
Solid calcium bicarbonate (Ca(HCO3)2) reacts with aqueous hydrochloric acid (HCl) to form aqueous calcium chloride, liquid water, and carbon dioxide gas. (a) Write the balanced molecular equation, complete ionic equation, and net ionic equation for the process. [Hint: Don’t forget the physical states of the reactants and products.] Balanced Molecular Equation: Complete Ionic Equation: Net Ionic Equation: (b) A CHEM 104 student is trying to carry out this reaction in the laboratory. What is the minimum amount of 0.2102 M...
a. A 0.6740-g sample of impure Ca(OH)2 is dissolved in enough water to make 57.70 mL...
a. A 0.6740-g sample of impure Ca(OH)2 is dissolved in enough water to make 57.70 mL of solution. 20.00 mL of the resulting solution is then titrated with 0.2546-M HCl. What is the percent purity of the calcium hydroxide if the titration requires 17.83 mL of the acid to reach the endpoint? b. What is the iodide ion concentration in a solution if the addition of an excess of 0.100 M Pb(NO3)2 to 33.8 mL of the solution produces 565.2...
When solutions of silver nitrate and calcium chloride are mixed, silver chloride precipitates out of solution...
When solutions of silver nitrate and calcium chloride are mixed, silver chloride precipitates out of solution according to the equation 2AgNO3(aq)+CaCl2(aq)→2AgCl(s)+Ca(NO3)2(aq) 1. What mass of silver chloride can be produced from 1.97 L of a 0.285 M solution of silver nitrate? 2.The reaction described in Part A required 3.62 L of calcium chloride. What is the concentration of this calcium chloride solution?
When solutions of silver nitrate and calcium chloride are mixed, silver chloride precipitates out of solution...
When solutions of silver nitrate and calcium chloride are mixed, silver chloride precipitates out of solution according to the equation 2AgNO3(aq)+CaCl2(aq)→2AgCl(s)+Ca(NO3)2(aq) Part A What mass of silver chloride can be produced from 1.94 L of a 0.126 M solution of silver nitrate? Part B The reaction described in Part A required 3.49 L of calcium chloride. What is the concentration of this calcium chloride solution?
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT