Ask Questions, Get Answers
Menu
X
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
15 Test Series
CBSE XII
Math
JEEMAIN
Math
Physics
Chemistry
Practice Test Series
CBSE XI
Math
NEET
Physics
Chemistry
Biology - XII
Biology - XI
Olympiad class V
Math - 5 Test Series
Olympiad class VI
Math - 5 Test Series
studyplans
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
15 Test Series
CBSE XII
Math
JEEMAIN
Math
Physics
Chemistry
Practice Test Series
CBSE XI
Math
NEET
Physics
Chemistry
Biology - XII
Biology - XI
Olympiad class V
Math - 5 Test Series
Olympiad class VI
Math - 5 Test Series
mobile
exams
ask
sample papers
tutors
pricing
login
X
ASK
Home
>>
AIMS
An alloy contains 10g copper,20g tin and 20g silver.What is the percentage of copper in the alloy?
$\begin{array}{1 1}(A)\;20\%&(B)\;25\%\\(C)\;30\%&(D)\;11\%\end{array} $
aims
class-vi-and-vii
q8
Share
asked
Apr 11, 2014
by
sreemathi.v
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1 Answer
20% is the percentage of copper in the alloy
Hence (A) is the correct answer.
answered
Apr 11, 2014
by
sreemathi.v
Please
log in
or
register
to add a comment.
Related questions
A purse contains 4 silver and 5 copper coins.A second purse contains 3 silver and 7 copper coins.If a coin is taken out at random from one of the purses,what is the probability that it is a copper coin?
isc
class12
modelpaper
2011
sec-a
q8
q8-a
asked
Apr 11, 2013
by
sreemathi.v
0
answers
An alloy of Copper , Silver , and Gold is found to have Copper constituting the C.C.P lattice. If Silver atoms occupy the edge centres and Gold is present at body centre , the alloy will have the formula:
jeemain
chemistry
class12
ch1
states-of-matter
solid-state
packing-in-crystalline-solids
medium
asked
Feb 28, 2014
by
sharmaaparna1
1
answer
Ask Question
Tag:
Math
Phy
Chem
Bio
Other
SUBMIT QUESTION
►
Please Wait
Take Test
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
15 Test Series
JEEMAIN
350+ TESTS
NEET
320+ TESTS
CBSE XI MATH
50+ TESTS
CBSE XII MATH
80+ TESTS
...