Tuesday

December 6, 2016
Total # Posts: 35

**chemistry**

what amount of ammonium chloride that will separate out when 55g of its solution at 373k is cooled to 273k(solubility at 373k -55g and at 273k - 37g)

*July 31, 2016*

**Chemistry**

No change of mass was observed when a definite amount of a mixture of KI and NaCl is converted to sulphate salts. What is the percentage composition of the mixture?

*February 23, 2016*

**Chemistry**

What is the reaction of dilute HCl with Zn?

*February 23, 2016*

**Chemistry**

2g AgCl is obtainded by adding an excess of AgNO3 solution to a solution containing 1g of a mixture of NaCl and KCl.What is the ratio of moles of two salts in the mixture?

*February 22, 2016*

**English Grammar**

underline the subject and object in 'He was laughed at by all his friends.'

*January 1, 2016*

**Maths**

find the largest number that divides 615 and 963 leaving remainder 6 in each case.

*October 2, 2015*

**maths**

(Multiplication under distributive property) 26*(48)+(-48)*(-36)

*September 25, 2014*

**physics**

5.8 j

*March 30, 2014*

**maths**

In case of parabola y= x^2-2x-3 Find: a)Vertex: b)Axis: c)Focus: d)Directrix: e)Latus Rectum:

*January 6, 2013*

**maths**

ANDY HAS TWICE AS MANY MARBLES AS PANDY AND SANDY HAS HALF AS MANY HAS ANDY AND PANDY PUT TOGETHER .ANDY HAS 110 MARBLES WHICH IS 115 MARBLES LESS THAN SANDY.HOW MANY MARBLES EACH OF THEM HAVE

*December 31, 2012*

**maths**

the equation of the perpendicular bisectors of sides AB and AC of a triangle ABC are x-y+5=0 and x+2y=0 respectively. if the point is A (1,-2), find the equation of line BC.

*December 28, 2012*

**maths**

A vertical tower OP stands at the centre O of a square ABCD . Let hand b denote the length OP and AB respectively.Suppose angle APB = 60degree then the relationship between h and b can be expressed as

*December 22, 2012*

**maths --plse help me..**

MNT is a triangle in which A point lies on MN and B lies on MT. join AB. Now,if NT/AB =9/5 and if MB=10cm , then MN will be ??

*December 21, 2012*

**maths --plse help me..**

Prove that the radius of the base of right circular cylinder of greatest curved surface area which can be inscribed in a given cone is half that of the cone

*December 20, 2012*

**maths --plse help me..**

How many cubic centimeter of iron is required to construct an open box whose external dimensions are 36cm,25cm, and 16.5 cm provided the thickness of the iron is 1.5cm. If one cubic cm of iron weighs 7.5g find the weight of the box.

*December 17, 2012*

**maths --plse help me..**

THERE IS A SMALL ISLAND IN THE MIDDLE OF A 100M WIDE RIVER AND A TALL TREE STANDS ON THE ISLAND.pAND q RE POINTS DIRECTLY OPPOSITE EACH OTHER ON THE TWO BANKS AND IN LINE WITH THE TREE.IF THE ANGLE OF ELEVATION OF THE TOP OF THE TREE FROM p AND q ARE 30 DEGREES AND 45 DEGREES....

*December 17, 2012*

**maths --plse help me..**

A cuboid has total surface are 40cm^2 and its lateral surface area is 26cm^2.find the area of its base.

*December 17, 2012*

**maths --plse help me..**

The value of (₆√27-√27/4)^2 is:

*December 17, 2012*

**maths**

which is valuable abacus or vedic maths?

*December 16, 2012*

**maths --plse help me..**

A school has a hall which is 22 m long and 15.5 m broad . A carpet is laid inside the leaving all around a margin of 75 cm from the walls . Find the area of the carpet and the area of strip left uncovered . If the width of carpet is 82cm ,find its cost at the rate of Rs60 per m.

*December 14, 2012*

**maths --plse help me..**

find 6 no.s between 2/3 and 6/7.

*December 11, 2012*

**differentiation**

find dy/dx if xy log(x+y)=1

*December 11, 2012*

**urgent -plsee**

Let a,b,c be positive integers such that a divides b^2 , b divides c^2 and c divides a^2 . Prove that abc divides (a + b + c)^7

*December 8, 2012*

**urgent -plsee**

Let a,b,c be positive integers such that a divides b^2 , b divides c^2 and c divides a^2 . Prove that abc divides (a + b + c)7 .

*December 8, 2012*

**maths --plse help me..**

Let a,b,c be positive integers such that a divides b^2 , b divides c^2 and c divides a^2 . Prove that abc divides (a + b + c)7 .

*December 7, 2012*

**maths-probability**

From the word HINDUSTAN ===== (a) In how many of these anagrams none of the vowels come together. (b) In how many of these anagrams do the vowels and the consonants occupy the same relative positions as in HINDUSTAN?

*December 6, 2012*

**maths-geometry**

how can we prove that parallelogram has parallel sides??

*December 4, 2012*

**maths --plse help me..**

plse read the question carefully...its find the area of quadrilateral not the rectangle.

*December 4, 2012*

**maths --plse help me..**

if tangent to the curve y=2sinx +sin2x are drawn at p(x=60degree) then find the area of the quadrilateral formed by the tangent the normal at P and the coordinate axis

*December 4, 2012*

**For my son (maybe considered homework...)**

For free Math worksheets and practice, you can also use website edugain

*March 28, 2009*

**Health (please answer at least one point for each plz...)**

ya, all of them. can you tell me atleast one point for each please!!!!!!!!

*September 11, 2008*

**Health (please........ fast)**

please can u tell atleast one points for each????????

*September 11, 2008*

**Health (please answer as soon as possible)**

can anybody tell me the effects of the following on physical health, emotional health, intellectual health, psychological health and social health. 1.> Drug Addiction 2.> Losing body weight by eating well and exercising 3.> Unhealthy Sexual Behaviours 4.> Winning a...

*September 11, 2008*

**math**

idk sorry

*September 8, 2008*

**IS ANYONE IN THIS WEBSITE? I NEED HELP MATH H.W.**

NIMI HAS 59 CANDIES.SHE GIVES HER FRIENDS SOME CANDIES. SHE GAVE 10 CANDIES TO HER FRIEND SARA AND 15 CANDIES TO HER FRIEND ANITA.HOW MUCH DOES SHE HAVE LEFT? COMMENTS: I AM IN SECOND GRADE. PLEASE HELP ME WITH MY MATH HOMEWORK. THANK YOU! 59 -10 -15 = (you answer)

*December 23, 2006*

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