Chemistry

How many sulfate ions are there in 2.500 mL of 5.0 x 10-15 moles of Cr2(SO4)3?

1. Three times as many.

posted by Graham

Similar Questions

1. chemistry

Determine the number of moles of sulfate ions present in 1.20 mol iron(III) sulfate (Fe2(SO4)3).
2. chemistry

How many moles of sulfate ions are in 100 ml of a solution of .002 M Fe2(SO4)3?
3. Chemistry

What is the formula for the ions in the compounds BaSO4 and Li2CO3 BaSO4 has barium ions (Ba2+, Sulfate ions SO42-, and Lithium carbonate has lithium ions Li1+, and carbonate ions CO32- Ba ions (might be written as Ba^2+) and
4. Chemistry

The maximum solubility of silver sulfate, Ag2SO4 [molar mass = 312], is 4.50 g/L at 25°C. Silver sulfate dissociates by the reaction below: Ag2SO4(s) <--> 2 Ag+ (aq)+ SO4¯² (aq) 1.What are the [Ag+] and [SO4¯²] in a
5. chemistry

A 3.75-G SAMPLE OF IRON ORE IS TRANSFORMED TO A SOLUTION OF IRON(II)SULFATE, FeSO4,AND THIS SOLUTION IS TITRATED WITH 0.150 M K2Cr2O7. IF IT REQUIRES 43.7 mL OF POTASSIUM DICHROMATE SOLUTION TO TITRATE THE IRON(II)SULFATE
6. chemistry 101

Given the following dissolving process: Fe2(SO4)3 (s) = 2Fe3+ (aq) + 3SO42- (aq) How many grams of iron (III) ions are produced when 0.450 moles of sulfate ion are produced? options: 50.3 g 16.8 g 50.3 g 37.7 g 75.4 g
7. science (chem)

consider the fo9rmula for Al2(SO4)3,which is used in perspirants: a. how many moles of sulfur are present i 3.0 moles of Al2(SO4)3 b. ow many moles of aluminum ions are present in 0.40 mole of Al2(SO4)3 for a and b i multiplied by