Why is K+ larger than Ca^2+?
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Why is K+ larger than Ca^2+? why is K+ larger than Ca^2+? Add your answer. Source. Submit ... Provide an explanation for why K+ is larger than Ca2+?
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If 30 mL of 5.0 x 10-4 M Ca(NO3)2 are added to 70 mL of 2.0 x 10-4 M NaF, will a precipitate occur? If 30 mL of 5.0 x 10-4 M Ca(NO3)2 are added to 70 mL of 2.0 x 10-4 M NaF, will a precipitate occur? (Ksp of CaF2 = 4.0 x 10-11) 1 year ago Report Abuse...
Answer:
When you combine Ca(NO3)2 and NaF together...the resulting molecule is CaF2. The NO3 and Na are spectator...
The Neffer at Yahoo! Answers Mark as irrelevant Undo
Answer:
F- look at the atoms' placement on the periodic table. F is in the second period everything else is...
Kelly at Yahoo! Answers Mark as irrelevant Undo
Answer:
H2SO4 is a STRONG ACID and H2SO4 will go to completion (it 100% dissociates, or ionizes). No precipitates...
Erin at Yahoo! Answers Mark as irrelevant Undo
Answer:
It has to do with a trend on the periodic table called electronegativity. Basically electronegativity...
nikcolet... at Yahoo! Answers Mark as irrelevant Undo
What is the overall cell potential for this redox reaction? Ca2+ + 2Li = Ca + 2Li+ Ca2+ + 2e- = Ca -2.87 V Li? What is the overall cell potential for this redox reaction? Ca2+ + 2Li = Ca + 2Li+ Ca2+ + 2e- = Ca -2.87 V Li = Li+ + e- -3.05 V A. - 1.18...
Shawn at Yahoo! Answers Mark as irrelevant Undo
caf2---->ca2+ + 2F- at aout pH 3.18 water, F- exist HF and F- in the ratio 1:1 coz pH=pka Ksp= [ca2+][F-]^2 [Ca2+]=x Can the equation be Ksp=(x)(x/2)^2 right?? i can't understand why [F-] is x/2 in that part.
Answer:
F- takes part in two different reactions. So the concentration at equiliibrium should be satisfying...
ym at Yahoo! Answers Mark as irrelevant Undo
Ca means calcium. Ca2+ means calcium ions.
Answer:
Not really. Calcium does not occur free in nature, it is always bound in compounds. Calcium metal is...
Otaku Yana at Yahoo! Answers Mark as irrelevant Undo
A solution contains 0.0594 M Ca2+ and 0.0214 M Ag+. Can 99.00% of Ca2+ be precipitated by sulfate, without precipitating Ag+? (For CaSO4, Ksp = 2.4 10-5. For Ag2SO4, Ksp = 1.5 10-5.) What will be the concentration of Ca2+ when Ag2SO4 begins to precipitate...
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I measured Ca2+ using AAS and found out that i have 200 ppm of Ca2+ I then need to use this results to calculat e the amount of Ca2+ in a 100 ml solution which I prepared from sea shell...the mass of the seashell was 3.3 g
Answer:
the ppm of the solution gives us the mg/L of Ca2+ We have 200ppm Ca 2+ or 200mg Ca2+ in 1000mL solution...
L.O.R.Y at Yahoo! Answers Mark as irrelevant Undo
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