02/25/24

What is Kp for this reaction

An evacuated reaction vessel is filled with NOBr to an initial pressure of 5.00 atm. When the system reaches equilibrium according to the reaction below, there are 0.750 atm of Br₂. What is Kp for... more
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02/25/24

What is Kc for this equilibrium
Solid Ca₃(PO₄)₂ is placed into 10.0 L of water. When equilibrium is established, the concentration of Ca²⁺ is 2.3 × 10⁻⁴ M. What is Kc for this equilibrium? Note Kc is sometimes called K. Ca₃(PO₄)₂... more
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07/24/23

Can someone please explain to me the Law of Multiple Proportions? Can you give an example?
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10/13/15

What is the empirical formula for the following situation?
flourine is so reactive that it forma compounds with materials inert to other treatments. when 0.158g of platinium is heated in fluorine, 0.125 g of a dark red, volatile solid forms. what is its... more
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10/08/15

For these reactions that are redox, indicate which elements are oxidized.
P4(s) + 10HClO(aq) + 6H2O(l) → 4H3PO4(aq) + 10HCl(aq) Br2(l) + 2K(s) → 2KBr(s) CH3CH2OH(l) + 3O2(g) → 3H2O(l) + 2CO2(g) Express your answers as chemical symbols separated by a commas.
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09/29/15

Can you filter for tutors that have taught highschool or college at a school
 I am looking for tutor that has actual teaching experience in a school
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09/27/15

(14.007 g/mol + 3.02 g/mol) 8.60791mol
(14.007 g/mol + 3.02 g/mol) 8.60791mol
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04/22/15

Determining solubility in aqueous solution?
Determine the solubility at 25 deg. C of Cd(IO3)2 in water and in 0.20 M CdCl2. Ksp of Cd(IO3)2 is 2.4 * 10^-8 at 25 deg. C. How do you do this?
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02/21/15

What is the name of the covalent compound PCl5?
What is the name of the covalent compound PCl5 ?
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02/21/15

Name the ionic compound PbCO3.
Name the ionic compound PbCO3 .
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02/21/15

If the metal in the ionic compound is a transition element
If the metal in the ionic compound is a transition element (with variable charge metal ions), the ionic charge is written as a Roman numeral following the element name of the cation.Name the ionic... more
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