# Posts by ola

Total # Posts: 37

**english**

I want to write a letter to my class teacher inviting him to my birthday party

*February 28, 2017*

**science**

How do you make a 10 ml buffer with 8M urea (mol. weight 60.06g/mol)

*February 9, 2017*

**Physics**

A Bomber On A Military Mission Is Flying Horizontaly At A Height Of 3000m above the ground at 60km/min,it drops a bomb on a target on the ground,determine the acute angle between the vertical and the line joining the bomber and the target at the instant the bomb is released

*October 29, 2016*

**Chemistry**

A Solution Has A PH Of 3.4.What Is Its Hydrogen Ion Concentration?

*October 22, 2016*

**Math**

Determine total hours between Sunday morning at 6AM to 12AM midnight Friday = 114hrs. In the 114hr, 16 full shifts would have would have been completed --ie 114hrs/7hrs = 16. Total time for 16 shifts is 16 * 7 =112hrs. So that means a new shift started at 10PM on Thursday and ...

*October 6, 2016*

**Matg**

Formula Perimeter of equilateral triangle: P = 3a, where P is Perimeter and a is length of a side Therefore (33X + 21) = 3a a = (33X + 21)/3 Exact value of a can't be determined because we don't know the value of X.

*October 6, 2016*

**math**

a man 1.9 meters tall walks away from a light 2.4m above the ground. if his shadow lengthens at a rate of 0.6 m/s, how fast is walking?

*August 15, 2016*

**math**

the first term of the arithmetic sequence is -37 and the second term is-30 what is the smallest positive term of the sequence?

*March 4, 2015*

**math**

the first term of the arithmetic sequence is -37 and the second term is-39 what is the smallest positive term of the sequence?

*March 4, 2015*

**math**

Lucy is thinking of a number. The number is greater than two hundred twenty-five. her number is less than 2hundred, 2 tens,7 ones. What is Lucy number?

*June 2, 2014*

**physics**

Each external torque may not be non-zero, but the sum of the torques must be zero

*April 26, 2014*

**Finance**

the dividends of the reisner company are expected to grow at an annual rate of 18 percent for the next 5 years, then at a rate of 12 percent each year for the next 4 years, and thereafter grow at a rate of 5 percent each year. if the reisner company's current dividend is $...

*May 5, 2013*

**Pre-Algebra**

What is the difference of a number and 2.75

*September 8, 2012*

**Chemistry**

the ans is 18gm

*March 23, 2012*

**college math**

the truth table is a contradiction

*March 16, 2012*

**Life orientation**

Mlle Martinelli travaille à Rome, en Italie.

*April 25, 2011*

**Life orientation**

Dites dans quelle ville et dans quel pays chaque personne travaille.

*April 25, 2011*

**Life orientation**

So what was the whole idea of the story? Do you mean human activity? It has caused wind erosion.

*April 25, 2011*

**Life orientation**

The day is so nice outside. b/>

*April 25, 2011*

**Life orientation**

Never say goodbye. Then again there are so many things to do in the world.

*April 25, 2011*

**word problem**

The assumption to be made is that the frame is a square or a rectangle thought the question doesn't specify it. In this explanation a square frame is used though a rectangular frame will also work. Draw a large square. Now draw a smaller square in the larger square. Mark ...

*April 20, 2011*

**math**

Simplify: (2^1/2) * (8^1/2)/4

*February 25, 2011*

**college**

Write a C++ program to fill an array with 6 numbers, and then reverse the values of this array. Note: By using a function with two parameters with the name of the array and the size of this array.

*December 22, 2010*

**chemistry**

arange the gases in the increasing order of solubility in water.NH3;N2;CO2

*November 24, 2010*

**Pre-Algebra**

Courtnytravels south on her bicycle riding 8 miles per hour. One hour later, her friend Horacio starts riding his bicycle from the same location. If he travels south at 10 miles per hour, how long will it take him to catch Courtney?

*August 18, 2010*

**math**

test z matematyki dzial 6 klasa 4

*April 6, 2010*

**English**

Do not repeat the same posts over and over please and thank you.

*April 5, 2010*

**English**

ola

*April 5, 2010*

**English**

ola<b/>

*April 5, 2010*

**English**

B<Ola>/B

*April 5, 2010*

**English**

[Bola/B]

*April 5, 2010*

**English**

<Bola/B>

*April 5, 2010*

**English**

<>Bola/B

*April 5, 2010*

**Textiles**

What are the main facts about ribbon weaving?

*September 21, 2009*

**Chemistry**

the compound has no dipole moment because it is linear in shape.

*April 27, 2007*

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