Kpinky
 Name:
 Call Me gone
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 Home
 About:
 I got caught ( Again ) misusing the computer, so now I only have access to my school sites.
I will not be back.
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Questions Asked

Kpinky:
Use the Quadratic Formula to solve the equation.
2x2  5x + 5 = 0
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 updated one month ago
 3 replies
 No Medals Yet
Mathematics

Kpinky:
Which sum is equal to x^2 + 6x  5/x^2 5
A. 1/x5 + x/x+5
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 updated one month ago
 7 replies
 No Medals Yet
Mathematics

Kpinky:
—¿Ya ____________________ un regalo para tu abuelo? —Sí, ____________________ en la Red y encontré algo
A. buscaste, buscó
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 updated one month ago
 5 replies
 1 Medal
Mathematics

Kpinky:
—¿Qué ____________________ en aquel letrero? —Yo ____________________ los precios
A. escribes, escribí
…
 updated one month ago
 3 replies
 1 Medal
Mathematics

Kpinky:
Hay que pagar al ____________________.
A. letrero
…
 updated one month ago
 2 replies
 1 Medal
Mathematics

Kpinky:
—¿Tú crees que este suéter me va a quedar apretado? —No sé. Te lo tienes que _____.
A. probar
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 updated one month ago
 6 replies
 1 Medal
Mathematics

Kpinky:
The conjugate acid in the reaction described in HCl(g) + NH3(aq) → NH4 +(aq) + Cl (aq) is
A. HCl(g).
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 updated one month ago
 3 replies
 1 Medal
Mathematics

Kpinky:
A solution in which the [H+] is 1.0 × 10–4 mol/L is said to be
A. acidic.
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 updated one month ago
 14 replies
 1 Medal
Mathematics

Kpinky:
Which of the following is true about indicators?
A. They are weak acids or bases.
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 updated one month ago
 3 replies
 1 Medal
Mathematics

Kpinky:
The products of the neutralization reaction between HNO2(aq) and Ca(OH)2(aq) are:
A. CaNO3 + H2O.
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 updated one month ago
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Mathematics

Kpinky:
solve by completing the square
2x^2  x + 3 = x + 9
 updated 2 months ago
 5 replies
 2 Medals
Mathematics

Kpinky:
I don't know where to ask this, but it is kind of a chemistry question.
How do I make an antilog on a graphing calculator?
 updated 2 months ago
 5 replies
 1 Medal
Mathematics

Kpinky:
Este collar me encanta. _____ de oro.
A. Está
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 updated 2 months ago
 4 replies
 2 Medals
Mathematics

Kpinky:
I'm not sure about the conjugation in this question.
Me cepillo los dientes antes de _____.
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 updated 2 months ago
 4 replies
 3 Medals
Mathematics

Kpinky:
—¿Cuántas veces al día se cepillan Uds. los dientes? —_____ los dientes tres veces al día.
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 updated 2 months ago
 5 replies
 3 Medals
Mathematics

Kpinky:
factor the expression completely.
0.25t^2 0.16
 updated 2 months ago
 4 replies
 1 Medal
Mathematics

Kpinky:
A reaction that requires free energy:
A. must be endothermic.
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 updated 2 months ago
 11 replies
 2 Medals
Mathematics

Kpinky:
Which of the following would be expected to dissolve readily in the nonpolar solvent CCl4?
A. table salt
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 updated 2 months ago
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Mathematics

Kpinky:
This is more of a Chemistry question, but, I don't know what formula it wants me to use.
If the solubility of AgNO3 at 40°C is 311 g per…
 updated 2 months ago
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Mathematics

Kpinky:
If the solubility of AgNO3 at 40°C is 311 g per 100 g of water, what mass of this solute can be dissolved in 350 g of water at the same temp…
 updated 2 months ago
 1 reply
 2 Medals
Mathematics

Kpinky:
This is a book question...Ethan From by Edith Wharton
How would you describe Starkfield, the Massachusetts town where the story is set? W…
 updated 2 months ago
 2 replies
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Mathematics

Kpinky:
Will someone proofread this for me. It is supposed to be a review on a book, with a bit of criticizing in it.
 updated 3 months ago
 2 replies
 1 Medal
Mathematics

Kpinky:
What is the mass, in grams, of 0.125 L of CO2 at STP?
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 updated 3 months ago
 3 replies
 1 Medal
Mathematics

Kpinky:
How many moles of H2 would be contained in 4.0 L of the gas at 202.6 kPa and 127°C?
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 updated 3 months ago
 1 reply
 1 Medal
Mathematics

Kpinky:
If a sample of oxygen occupies a volume of 2.15 L at a pressure of 58.0 kPa and a temperature of 25°C, what volume would this sample occupy …
 updated 3 months ago
 3 replies
 2 Medals
Mathematics

Kpinky:
The volume (in L) that would be occupied by 5.00 mol of O2 at STP is
A. 0.411 L.
B. 22.4 L.
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 updated 3 months ago
 5 replies
 2 Medals
Mathematics

Kpinky:
How much heat, in kJ, is required to melt 54.0 g of ice at 0°C into water at 0°C if
∆Hfus for water = 6.01 kJ/mol?
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 updated 4 months ago
 2 replies
 No Medals Yet
Mathematics

Kpinky:
How many calories are required to raise the temperature of 75.0 g of water from 20°C to 50°C?
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 updated 4 months ago
 1 reply
 1 Medal
Mathematics

Kpinky:
Given the equation Si(s) + 2Cl2(g) → SiCl2(g) ?SiCl2(l) + 687 kJ, how much heat is produced when 106 g of Cl2 react?
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 updated 4 months ago
 2 replies
 1 Medal
Mathematics

Kpinky:
Calculate the enthalpy change, ∆H in kJ, for the reaction H2O(s) → H2(g) + 1/2O2(g)
Use the following:
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 updated 4 months ago
 4 replies
 No Medals Yet
Mathematics
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