# Posts by Kierra

Total # Posts: 26

**Science **

Why is it important for scientists, who communicate with each other all over the world, to have a uniform set of chemical symbol?

**College Math**

A cookie sheet is 8/9 ft. By 4/3 ft. Find it's area.

**Math (Help Please)**

Which of the following expressions does not represent “increase a quantity n by 25%”?

**math**

60

**math**

If you roll the cube 60 times, how many numbers less than 3

**English- Poetry**

Please help... In this unit, you read William Wordsworth's poems "Lines Composed a few miles above tintern abbey," "The World is Too MUch with Us," and "I Wandered Lonely as a Cloud." How are these poems representative of the Romantic Period?

**Chemistry**

Write a balanced net ionic equation (include physical states) for the following reaction: HClO2(aq)+NaOH(aq)=H2O(l)+NaClO2(aq)

**Math**

What is an equation of the parabola with vertex at the origin and focus (-5, 0)?

**Math**

A bag contains 4 blue, 4 red, and 4 green marbles. Four marbles are drawn at random from the bag. How many different samples are possible which include exactly two red marbles?

**Math**

A bag contains 4 blue, 4 red, and 4 green marbles. Four marbles are drawn at random from the bag. How many different samples are possible which include exactly two red marbles?

**physical science**

Which of these is the balanced equation for this reaction? A. B. C. D.

**physics**

A force is applied to a 2.2 kg mass and produces 4.5 m/s 2 acceleration. What acceleration would be produced by the same force applied to a 13.7 kg mass? Answer in units of m/s 2

**Math**

Jusity 7+2x+(-6)+5x

**American Government**

comparative advantage

**math**

The Fred Hartman Bridge allows Texas State Road 146 to cross the Houston ship channel. The bridge is 0.237 mile long. How many feet long is the bridge?

**geometry**

To the nearest tenth of a foot, what distance (x) from the building should Tim place the 16 ft ladder so that the top of the ladder will be 12 feet above the ground.

**12th grade**

which of the following results in the graph of f(x)=xto the second powwer being expanded vertically by a factor of 3 and reflected over the x axis a.f(x)=(1/3)x^2 b.f(x)=-3x^2 c.F(X)=-(1/x^2)+3 d.f(x)=-(1/3)x^2

**Science**

Is a frog's(not a specific specie) scientific name Animalia Chordata Amphibia Anura?

**3rd grade**

What is a frog's full scientific name?

**5th grade**

what does the stamp act have to do with me.

**social studies**

what caused the historical inciden referredt o as "shay's rebellion"?why was it a sign of the times?

**Math (ratios)**

just cross multipy like the numbers that arr aross from each other you multipy and the answer divided by the the third number that is by its self then you will het your answer like this one 18/20 as 9/x 20x9=180/18=10

**Math (ratios)**

5/4 as 2800/x 4x2800=11200/5=2240

**English**

I don't know? I was told to decode unfamiliar words and write a sentence telling how I figured them out.

**English**

How to decode words

**biog**

When Was Oprah Winfrey Born? Look her up here: http://www.biography.com =)