chmvijay
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 vijaykumar S
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Questions Answered

hashbasl:
Group Title
WILL FAN AND MEDAL
Ammonia has a pH of 11.6 and borax has a pH of 9.2. Which substance has a greater amount of hydroxide ions?
 updated 5 days ago
 14 replies
 2 Medals
Mathematics

KATHERINA07:
Group Title
How does particles size effect the rate at which a substance dissloves?
 updated one month ago
 1 reply
 1 Medal
Mathematics

ali1029:
Group Title
can someone please help! Using a periodic table, determine the number of protons, neutrons, and electrons in the ion ^52v24Cr^3
 updated one month ago
 2 replies
 1 Medal
Mathematics

jvick10:
Group Title
if 40.0g NH3 is reacted with 80.0g CuO, whats the limiting reactant? Determine the mass of N2 produced by it. Which reactant is in excess? H…
 updated one month ago
 1 reply
 No Medals Yet
Mathematics

mrrodriguez:
Group Title
How does the chemical behavior of Pb compare to that of Si? Using periodic trends, explain your answer.
 updated one month ago
 2 replies
 1 Medal
Mathematics

paolarents:
Group Title
balance nitric acid (aq) plus Magnesium hydroxide
 updated one month ago
 1 reply
 No Medals Yet
Mathematics

Marki:
Group Title
i have noticed that most of OS mods are males , and there is only 3 are females (idk if there is more :P ) so how that could be even possi…
 updated one month ago
 96 replies
 16 Medals
Mathematics

Savannahdawn:
Group Title
which element or elements have an atomic mass between 15 and 19?
…
 updated one month ago
 39 replies
 2 Medals
Mathematics

alok10:
Group Title
what is oxidation no of mn in mnco2
 updated 2 months ago
 2 replies
 No Medals Yet
Mathematics

mrrodriguez:
Group Title
Which solution contains the greater mass of solute? 1.40 L of a 0.334 M solution or 1.10 L of a 0.420 M solution
 updated 2 months ago
 5 replies
 No Medals Yet
Mathematics

SuperflyTyGuy:
Group Title
A solution is labeled as 0.25 m NaCl. What is the mole fraction of the solute in this solution? Show all calculations leading to an answer…
 updated 2 months ago
 4 replies
 1 Medal
Mathematics

mrrodriguez:
Group Title
Phenol (C6H5OH, mw = 94.11) is used in throat lozenges. It’s molarity is 0.159 mol/L. How many grams are in 100 mL of solution?
 updated 2 months ago
 5 replies
 1 Medal
Mathematics

zaxoanl:
Group Title
What is the estimated effective nuclear charge, Z eff, experienced by an electron in a 3p orbital of a chlorine atom?
a. 1
b. 5
…
 updated 2 months ago
 5 replies
 1 Medal
Mathematics

Leticiacm97:
Group Title
how many molecules are in 40.0 g or water
 updated 3 months ago
 1 reply
 No Medals Yet
Mathematics

sumair7861:
Group Title
Which of the following is the most electronegative? (Points : 2)
F
Cl
…
 updated 3 months ago
 6 replies
 No Medals Yet
Mathematics

sushiiesss:
Group Title
Which of the following properties of an element is least likely to change with beta decay?
A. Mass number
B. Period number
…
 updated 3 months ago
 2 replies
 No Medals Yet
Mathematics

zGrimReaper117:
Group Title
How do you balance a chemical equation such as this?
…
 updated 4 months ago
 5 replies
 No Medals Yet
Mathematics

Dexter810:
Group Title
Why does tendency to form hydrides , basic character and stability decrease from Li to Cs ?
 updated 4 months ago
 5 replies
 1 Medal
Mathematics

Duffy0121:
Group Title
Which type of radioactive decay will nuclei in the orange region of the graph most likely undergo? Alpha emission, Beta emission, Positron e…
 updated 4 months ago
 3 replies
 No Medals Yet
Mathematics

Summerann_2015:
Group Title
Each particular chemical reaction can be expected to occur at the same rate.
True or false
 updated 4 months ago
 2 replies
 No Medals Yet
Mathematics

Chemistry12:
Group Title
SO42 bronsted acid or base
 updated 4 months ago
 2 replies
 No Medals Yet
Mathematics

nspatel21:
Group Title
different between polar and non polar compound
 updated 4 months ago
 1 reply
 No Medals Yet
Mathematics

itss_raymond:
Group Title
a coversion factor that shows the relationship between grams and kilograms is
 updated 4 months ago
 2 replies
 1 Medal
Mathematics

Ash90:
Group Title
CHEM
 updated 3 months ago
 12 replies
 1 Medal
Mathematics

elaornelas:
Group Title
Find rate of reaction
 updated 4 months ago
 4 replies
 No Medals Yet
Mathematics

brittanymasloski:
Group Title
Which of the following is not an example of a compound? A substance comprised of:
 updated 4 months ago
 1 reply
 No Medals Yet
Mathematics

Eleanorvodden:
Group Title
Why is chlorine a gas at room temperature?
 updated 4 months ago
 5 replies
 No Medals Yet
Mathematics

SouthernRebel101:
Group Title
The product of (a  b)(a  b) is a perfect square trinomial.
…
 updated 4 months ago
 8 replies
 1 Medal
Mathematics

mayankdevnani:
Group Title
hiii @chmvijay
 updated 4 months ago
 6 replies
 2 Medals
Mathematics

peekaboo861:
Group Title
what mass of magnesium oxide will be produced from 16gm of magnesium in the reaction between magnesium and oxygen
 updated 4 months ago
 1 reply
 No Medals Yet
Mathematics
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