A 26.0 g sample of chromium (Cr) reacts with sulfur (S) to form 50.0 g of chromium sulfide. Determine the formula for th...
A 26.0 g sample of chromium (Cr) reacts with sulfur (S) to form 50.0 g of chromium sulfide. Determine the formula for the chromium sulfide and the charge on the chromium ion. Show work for all steps.
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A 26.0 g sample of chromium (Cr) reacts with sulfur (S) to form 50.0 g of chromium sulfide. Determine the formula for th...
Chromium(III) oxide reacts with hydrogen sulfide (H2S) gas to form chromium(III) sulfide and water: Cr2O3(s) +...
Chromium(III) oxide reacts with hydrogen sulfide (H2S) gas to form chromium(III) sulfide and water: Cr2O3(s) + 3H2S(g) → Cr2S3(s) + 3H2O(l) To produce 63.7 g of Cr2S3,(a) how many moles of Cr2O3 are required? and (b) how many grams of Cr2O3 are required?
A 0.500-g sample of chromium metal reacted with sulfur powder to give 0.963 g of product. a) The mass of sul...
A 0.500-g sample of chromium metal reacted with sulfur powder to give 0.963 g of product. a) The mass of sulfur that reacted is _____ b) The empirical formula of the chromium sulfide is _____
A 45.0 mg sample of carbon reacts with sulfur to form 125 mg of the compound....
A 45.0 mg sample of carbon reacts with sulfur to form 125 mg of the compound. What is the empirical formula of the carbon sulfide?
If 1.2g of praseodymium reacts with 0.135g of sulfur, what is the formula for the praseodymium...
If 1.2g of praseodymium reacts with 0.135g of sulfur, what is the formula for the praseodymium sulfide? What is the charge on the Pr ion? Atomic weight of Pr = 141g/mole.
A 43.0 mg sample of carbon reacts with sulfur to form 120 mg of the compound....
A 43.0 mg sample of carbon reacts with sulfur to form 120 mg of the compound. What is the empirical formula of the carbon sulfide? Express your answer as a chemical formula.
In a lab experiment, 5.2 g of Mg reacts with sulfur to form 12.1 g of...
In a lab experiment, 5.2 g of Mg reacts with sulfur to form 12.1 g of magnesium sulfide. How much magnesium sulfide would be formed if 5.2 g of Mg were reacted with 13.8 g of S? How many g?
if a 0.192g sample of copper metal reacts with elemental sulfer to form 0.240 g of...
if a 0.192g sample of copper metal reacts with elemental sulfer to form 0.240 g of the sulfide product, (a) find the percent by mass of copper and sulfer in the product and (b) find the empirical formula of the copper sulfide. (please show your work)
TUTOR Enthalpy Changes The reaction of hydrogen sulfide(g) with oxygen(g) to form water(g) and sulfur dioxide()...
TUTOR Enthalpy Changes The reaction of hydrogen sulfide(g) with oxygen(g) to form water(g) and sulfur dioxide() proceeds as follows: 2H2S(g) + 302(g)— 2H2O(g) + 2SO2(g) When 11.2 g H2S(g) reacts with sufficient O2(g), 171 kJ is evolved. Calculate the value of AH for the chemical equation given -454.4 X kJ/mol Resubmit Show Approach Hide Tutor Steps
6) A sample of a sulfide of a metal M, (formula MxSy), is submitted to analysis...
6) A sample of a sulfide of a metal M, (formula MxSy), is submitted to analysis to identify the metal. The sulfur in the sample is recovered as 120 mL of 0.250 M Na2S solution. The metal in the same sample is recovered as 40.0 mL of 0.500 M solution of the metal ion. a. Find the formula MxSy of this metal sulfide. b. The molar mass of this sulfide is 150 g/mole. Identify the metal The final answer for...
Answer a) and b) Specifically b) 1) Chromium (Cr) reacts with oxygen (O) to form two...
Answer a) and b)
Specifically b)
1) Chromium (Cr) reacts with oxygen (O) to form two compounds. Compound A contains 76.47 g of Chromium for each 23.53 g of oxygen, Compound B contains 68.42 g of Chromium for each 31.58 g of oxygen. (a) What is the lowest whole-number mass ratio of Chromium per gram of oxygen in the two compounds? (b) Use the result of your calculations to write an essay explaining how the LMP supports atomic theory.
TUTOR Enthalpy Changes The reaction of hydrogen sulfide(g) with oxygen(g) to form water(g) and sulfur dioxide() proceeds as follows: 2H2S(g) + 302(g)— 2H2O(g) + 2SO2(g) When 11.2 g H2S(g) reacts with sufficient O2(g), 171 kJ is evolved. Calculate the value of AH for the chemical equation given -454.4 X kJ/mol Resubmit Show Approach Hide Tutor Steps
Answer a) and b)
Specifically b)
1) Chromium (Cr) reacts with oxygen (O) to form two compounds. Compound A contains 76.47 g of Chromium for each 23.53 g of oxygen, Compound B contains 68.42 g of Chromium for each 31.58 g of oxygen. (a) What is the lowest whole-number mass ratio of Chromium per gram of oxygen in the two compounds? (b) Use the result of your calculations to write an essay explaining how the LMP supports atomic theory.
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