Wednesday

July 27, 2016
Total # Posts: 13

**Science**

The molarity of a concentrated acid is 1.15M .what volume of HCl is required to make 1l of 0.1M HC
*July 8, 2016*

**Physics**

according to law of conservation of momentum MU + mu = MV + mv Let M = 2.5 kg m = m kg initial velocity = 0 ( cause both were at rest before firing) V = -1 m/s (it acts in opp. direction) v = 100 m/s 2.5 X 0 + m x 0 = 2.5 x -1 + m X 100 0 = -2.5 + 100m 2.5 = 100m 25/1000 or 0....
*October 9, 2015*

**physics**

a man can swim in still water At 5 km/h . in order to cross the river through shortest path , at what approximate angle he should swim at, with the upstrem ?
*September 11, 2015*

**math**

In a triangle ABC a:b:c =4:5:6 then 3A+B=?
*September 8, 2014*

**arithmetic**

there is a unique number of which the square and the cube together use all numbers from 0 up to 9 exactly once. which number is this ?
*June 18, 2013*

**math**

This is a basic problem 7777777 7777777 7777777 I used numbers but you can use bullets
*November 6, 2012*

**physics**

Force X Displacement Force=mass X gravity => m g s = 4 x 10 x -1.5 = -60 J
*March 19, 2012*

**biology**

list 2 forms of oxygen found in the atmosphere name the process by which [1]oxygen from the atmosphere is used up [2]oxygen is returned to the atmosphere
*February 27, 2012*

**physics**

a body of mass 5kg is thrown vertically upwards with a speed of 10m/s. what is its kinetic energy when its thrown? find its potential energy when it reaches at the highest point. also find the maximum height attained by the body[g=10m/s]
*February 27, 2012*

**physics**

a body of mass 5kg is thrown vertically upwards with a speed of 10m/s. what is its kinetic energy when its thrown? find its potential energy when it reaches at the highest point. also find the maximum height attained by the body[g=10m/s]
*February 27, 2012*

**Calculus**

Find the area of the region bounded by the line y=3x and y= x^3 + 2x^2? and find the area of the region bounded by the curve y=e^2x -3e^x + 2 and the x-axis?
*May 10, 2011*

**physics**

i no
*October 27, 2009*

**pre-algebra**

Start by writing basic equations
*December 9, 2008*

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