Friday

December 19, 2014

December 19, 2014

Total # Posts: 42

**chemistry**

State the number of valence electrons for an iron(II) ion in an ionic bond.
*November 26, 2014*

**Chemistry **

How many grams of oxygen gas must react to give 2.80g of ZnO? 2Zn(s)+O2(g)→2ZnO(s)
*November 25, 2014*

**Chemistry**

How many grams of oxygen gas must react to give 2.80g of ZnO?
*November 25, 2014*

**Math**

A number and its absolute value are equal, if you subtract 2 from the number, the new number and its absolute value are not equal. What do you know about the number? What is a possible number that satisfies these conditions
*September 10, 2014*

**math**

I did help on a word problem
*April 23, 2014*

**algebra**

An airplane takes off from an airport and takes 6.5 hours to fly west (against the wind current) 2600 miles. The return trip (with the wind current) takes 5.2 hours. Find the airspeed and the wind speed.
*February 27, 2014*

**APUSH**

One of the ironies of World War I was that in a war 'to make the world safe for democracy,' the government attacked the civil liberties that make democracy possible. Assess the validity of the statement above.
*April 23, 2013*

**Math**

1=cot^2x+csc x Find all solutions
*April 18, 2013*

**Statistics**

1) A sample of 49 observations is taken from a normal population. The sample mean is 55 and the sample standard deviation is 10. Determine the 99% confidence interval for the population mean. 2) The Fox TV network is considering replacing one of its primetime crime ...
*July 11, 2012*

**geometry**

the following coordinates: J(-6, 3), K(-3, 7), L(6, 7), and M(3, 3). What is the perimeter of parallelogram JKLM?
*February 29, 2012*

**physics**

Janet wants to find the spring constant of a given spring, so she hangs the spring vertically and attaches a 0.42 kg mass to the spring's other end. If the spring stretches 4.0 cm from its equilibrium position, what is the spring constant?
*February 22, 2012*

**Geometery**

In a rhombus, m1 = 18x, m2 = x + y, and m3 = 30z. Find the value of the variables x,y, and z. .
*February 10, 2012*

**Math**

Find the rectangular coordinates of (7, 30°)
*September 5, 2011*

**Stats**

A bag contains 10 red and 8 green marbles. 5 marbles are selected without replacement. What is the probability that exactly 2 are green?
*June 6, 2011*

**math**

WHAT IS THE ANSWER TO 123-3+10+5/72+5??
*May 26, 2011*

**Science**

oops sorry! I already have the temperature changes, and seasons for abiotic factors.but what about biotic factors?
*May 16, 2011*

**Science**

What additional abiotic and biotic factors might limit population size in Mono Lake?
*May 16, 2011*

**4th grade math**

my question is in geometry what does 4/3 look like?
*May 3, 2011*

**math**

Sandra has 8 coins that equal 87 cents what coins does she have
*November 21, 2010*

**Physics**

Please Help!! A baseball clears a 3m tall wall positioned 120 m from home plate. The ball leaves the bat 1.2m above the ground and 45degrees above the horizontal. How fast was it going when it left the bat?
*September 15, 2010*

**physics**

m/s
*September 15, 2010*

**math**

8-3g=-2+2g
*May 5, 2010*

**8th grade english**

what is a metaphor?
*February 6, 2010*

**Lanuguage Arts**

Our teacher gave us terrible instructions on a sentence we are supposed to write. 1) Choose 6 words that best describe who you are. 2)Write a sentence that contains 6 words that best describe you. She showed us an example on the SMART board it was up for two seconds, the bell ...
*February 5, 2010*

**3rd grade Math**

just looking for it least to greastest
*October 1, 2009*

**algebra**

How do I do this problem: Chelsea sold baked goods to raise money for various charitable organizations. She gave a third of the money raised to the American Red Cross. Then gave a fourth of that money to United Way. THEN gave half of the money to Twin city Missions. If Twin ...
*September 30, 2009*

**Algebra**

Twenty-five percent of your budget will be used to rent business space and pay for utilities. Write an algebraic expression that indicates how much money will be spent on business space and utilities. 2nd question. .25($118,250.00) correct answer? .25($118,250.00)
*January 22, 2008*

**Math**

Question 1: You have recently found a location for your bakery and have begun implementing the first phases of your business plan. Your budget consists of an $80,000 loan from your family and a $38,250 small business loan. These loans must be repaid in full within 10 years. a...
*January 22, 2008*

**Social Studies.**

Where can I find more information to use in my report for this question? I need 500 words and I only have 250. Thanks, any help will be appreciated. How can the country best prepare for the changing race and ethnicity of its current and future citizens?
*January 4, 2008*

**English**

Thanks.
*December 14, 2007*

**English**

Please check my correction. Punctuation within Sentences—Hyphen You will need to write both short and long- term goals. The president-elect of the Rotary Club had the winning lottery ticket. Please buy three half gallon containers of ice -cream for the party. The ill ...
*December 14, 2007*

**Ms Sue please help**

Thanks You so much.
*December 14, 2007*

**Ms Sue please help**

Can someone look over my assignemnt for accuracy please. Punctuation within Sentences—Colon 1. The book had some nice features, such as: a hard-bound cover, a ribbon for a bookmark, and the author’s signature.2. German grammar is simple: in that language, and there ...
*December 14, 2007*

**english**

My answer is beside each number. I just need for someone to let me know if my answer is correct or not.
*December 14, 2007*

**english**

Punctuation within Sentences—Dash 1.Her mind flew so quickly—she had so much to remember—that she forgot to stop at the light.2.The gardener—took the hoe and the shovel—and began to plant the flowers. Punctuation within Sentences—Hyphen 1.You will...
*December 14, 2007*

**English**

The sentences listed beside the number is the way I think it should be written. I would like assistance with if my answer is correct or not.
*December 14, 2007*

**English**

Can someone look over my assignemnt for accuracy please. Punctuation within Sentences—Colon 1. The book had some nice features, such as: a hard-bound cover, a ribbon for a bookmark, and the author’s signature.2. German grammar is simple: in that language, and there ...
*December 14, 2007*

**Microsoft PowerPoint**

Thank You this information is greatly appreciated.
*December 13, 2007*

**Microsoft PowerPoint**

Please can anyone help me with my problem. Does anyone know how or can tell me a free website to find out how to create a Microsoft Powerpoint slide presentation(8) with speaker notes,visual aids and graphics.
*December 13, 2007*

**French**

If I am remembering correctly it should be stated as Est-ce qu'elle dine a huit heures?
*December 13, 2007*

**ENGLISH**

"A Mother and Her Words to Live By" If the above phrase is a title, is it capitalized correctly? Help! Thank you =)
*November 19, 2007*

**ENGLISH**

As a young child, she did not receive many things that are now taken for granted by current generations of children. Is the grammar in this sentence correct? Should it be phrased differently? Thanks for the help! :]
*November 19, 2007*

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