Tuesday

September 27, 2016
Total # Posts: 22

**mass volume ratio**

6.5g of zinc was reacted with excess HCL.calculate the volume of dry hydrogen gas. my work zn+2HCL-zncl2 + H2

*October 1, 2015*

**Computer/Math**

In an examination five pass grade and one fail is awarded a. For mark between 70 and 100 b. For mark between 60 and 69 c. For mark between 50 and 59 d. For mark between 45 and 49 e. For mark between 40 and 44. Write a program to input an mark for a student and print the grade...

*September 22, 2015*

**physics**

two forces whose resultant is 80N are perpendicular to each other,if one of them makes an angle 60degree with resultant.calculate its magnitude.

*September 8, 2015*

**Physics**

A constant force of 800n acts on an object of mass 40kg what is the acceleration placed on the object

*September 5, 2015*

**PHYSICS**

A basket is being dragged across a horizontal floor by two horizontal rope A and B which are inclined at 36 degree and 27 degree respectively with the direction in which the basket is moving.Rope A has a tension of 20Newton.Find the tension in rope B and the resultant force on...

*September 4, 2015*

**physics**

A baseball player throws a ball at an angle N of E from 3rd base to 1st base. if it takes 1.2 seconds to get there, at what velocity did he throw it? (bases on a baseball field are 90 feet apart) -9.8=0-27.432m/ .24

*October 14, 2014*

**physics**

A baseball player throws a ball at an angle N of E from 3rd base to 1st base. if it takes 1.2 seconds to get there, at what velocity did he throw it? (bases on a baseball field are 90 feet apart) -9.8=0-27.432m/ .24

*October 14, 2014*

**math**

If f(x)=3x'3-4x'2+2x+555, then f(-5) is ?

*November 5, 2013*

**Maths2**

A plane leaves an airport X,20.6degree east and 36.8 degree north,and flies due south along the same longitude for 8hrs at the rate of 1000km/h to another airport Y,20.6 degree east and tita degree south.the plane then flies west to another airport Z for 8hrs at the same speed...

*November 23, 2012*

**Maths**

An aeroplane leaves a point on latitude 54degree south at 10 a.m. It flies due south at a steady speed of 800km/h. (a) what is its latitude at mid-point? (b) at what time does it pass over the south pole?

*November 23, 2012*

**Maths**

Find the length of the parallel of latitude 42 degree north.

*November 20, 2012*

**Maths**

A geographical globe has a radius of 18cm.find the radius of the circleformed by the parallel of latitude 56 degrees south.

*November 20, 2012*

**Maths**

A geographical globe has a radius of 18cm.find the radius of the circleformed by the parallel of latitude 56 degrees south.

*November 19, 2012*

**Physics**

Ignore diameter. It's irrelevant and tries to make it a trick question. And N/kg = m/s/s. Just do the pressure in fluids equation, P = ρhg. And water also has a density of 1000 kg/m^3. So all you have to do is: P = (1000 kg/m^3)(8.6 m)(9.8 m/s/s) So your answer is 84,...

*January 20, 2012*

**Further mathematics**

An exponential sequence of positive terms and a linear sequence have the same first term.the sum of their first terms is 3 the sum of their second terms is 3/2,and the sum of their third terms is 6.find their fifth terms.

*November 20, 2011*

**Further mathematics**

I do not know it.pls solve it for me

*November 20, 2011*

**Further mathematics**

An exponential sequence of positive terms and a linear sequence have the same first terms.the sum of their second terms is 3/2 and the sum of their third terms is 6.find their fifth terms.

*November 20, 2011*

**estem**

how much work is done on a vacuum cleaner pulled 5.0m by a force of 45.0 N at an angle 35 above the horizintal? solving work

*October 11, 2011*

**formula**

example lotto formula 5/90 wining and machine

*June 17, 2011*

**social studies**

what are the resources for developments and what is developments process.

*April 25, 2010*

**business studies**

i want to know about market growth

*September 23, 2009*

**Bus Studies**

What is limited liability company, how do they get their capital?

*April 18, 2008*

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