Wednesday

July 23, 2014

July 23, 2014

Total # Posts: 385

**MATH - Can someone please help!**

Suppose you are in the market for a new home and are interested in a new housing community under construction in a different city. a) The sales representative informs you that there are two floor plans still available, and that there are a total of 70 houses available. Use x t...

**Math 116**

Okay so now I am working on the substitiution portion of this assignment and I understand the first part by not the second can someone help? Suppose you are in the market for a new home and are interested in a new housing community under construction in a different city. a) Th...

**Math 116**

heres what I think the answer is please tell me if I am correct A)x+y=30 B)I get stuck at costs for homes and elimination method

**Math 116**

As you are leaving the community, you notice another new community just down the street. Because you are in the area, you decide to inquire about it. a) The sales representative here tells you they also have two floor plans available, but they only have 30 homes available. Wri...

**APChem**

Hi I tried to understand this but I don't know why the answer is B: Which one of the following pairs cannot be mixed together to form a buffer solution: A) NaC2H3O2, HCl B)RbOH, HBr C) NH3, NH4Cl D) H3PO4, KH2PO4 E) KOH, HF The answer is B but could you explain why? I know...

**APChem**

Hi! Thank you for your help... A 25.0 mL sample of 0.723 M HClO4 is titrated with a 0.273 M KOH solution. The H3O+ concentration after the addition of 66.2 mL of KOH is ______M. (The answer is supposed to be 1.00X10^-7) How do I set this problem up? I realize that it is a stro...

**ap chemistry**

can you help: "Explain why there are no geometric isomers of tetrahedral complexes. thank you

**APChem**

"The osmotic pressure of a saturated solution of strontium sulfate at 25C is 21 torr. What is the solubility product of this salt at 25C (Hint: calculate molarity from the colligative properties eqn of osmotic pressure and use it in the equilibrium expression" I conv...

**APCHEm urgent!!!!!!**

Hi thank you so much!!!! What is a net ionic equation for the reaction of H+ with Cu(NH3)4 ^2+ ALSO what is the net ionic equation for the reaction of H+ with Hg2Cl2 Does the H+ addition increase, decrease, or has no impact on the solubility of the salt.?

**APChem**

If an air bubble passes unnoticed through the tip of a buret during a titration (where a weak nonvolatile acid HA is the analyte) , the calculated molar mass of HA would be too high, too low, or not affected? I thought it would be too high, since an air bubble in the buret mea...

**APChem**

thank you!

**APChem**

Is this true or false?:A buffer can be destroyed by adding too much strong acid. I thought that a buffer can be destroyed by adding too much weak acid, but I'm not sure...

**APChem**

does anyone know a good website i could look at so i could answer this question: ? Explain how indicators work using a chemical reaction as part of your explanation. Any websites? please? thank you!!

**APChem**

Hi Does red cabbage contain one or many anthocyanins & how do you know? this really helps--thank you!

**Math**

{-5x+3y=10 is this bracket { significant? how can the answer be (-2,-4)?---> try plugging in(-2,-4) for (x,y) in the first equation: -5 (-2) + 3(-4) = 10 10-12 = 10 ----> this doesn't make sense i would do this: x-4y=14 so... x = 4y +14 -5 (4y +14) + 3y = 10 -20y - 7...

**Honors Chemistry**

Does red cabbage contain one or many anthocyanins? How do you know this?

**chemistry**

What is the molecular structure of the molecule AlCl3? What characteristic is notable about the structure that helps us to understand the acidic nature of AlCl3?Write a chemical reaction between AlCl3 and NH3 ignoring any reaction between AlCl3 and the solvent. Show and name t...

**Gen Chem II**

How many mL of 0.0875 M H2SO4 would you need to exactly neutralize 50.00 mL of 0.135 M NaOH?

**us history**

Given the global political, economic, and cultural dominance of the U.S. after World War II to the present, characterize the position of the U.S. in terms of both positive and negative impacts on the world's developing nations.

**coding and billing**

I just realize I do not have the correct coding book to do a brief look up codes worksheet. I need help!!!!

**math/probability**

A bag contains 7 red chips and 10 blue chips. Two chips are selected randomly without replacement from the bag. What is the probability that both chips are red?

**math-probability**

. If a single letter is drawn from the set (m, a, t, h, e, I, c, s) what is the probability that the letter drawn is a member of the set (m, a, t, h)

**Science **

Under which of the following conditions would the same amount by mass of sugar diffuse the fastsest? 300 ml ice tea with sugar cube 300 ml ice tea with table sugar 300 ml hot tea and a sugar cube 300 ml hot tea and table sugar

**Fifth Grade Math**

This is soooo helpful I had no idea how to do this

**Fifth Grade Math**

This is soooo helpful I had no idea how to do this

**Fifth Grade Math**

This is soooo helpful I had no idea how to do this

**Fifth Grade Math**

This is soooo helpful I had no idea how to do this

**7th grade History**

By comparing,what is different from Ancient Egyptian and Modern Egyptian beliefs of the gods?

**College algebra**

x+7/3

**math**

a train left podunk and traveled west 70 km/h. two hours later, another train left podunk and traveled east at 90km/h. how many hours had the first train traveled when they were 1420 km apart?

**Physics**

what is the distance if its velocity is 10m/s and the time is 10 seconds

**English**

Paragraph One: the Resume Statement I need to write a one paragraph resume statement. This paragraph will go at the top of my resume, and convince the human resource officer to take my application seriously. It must be persuasive. Paragraph Two: The Website Summary I need to w...

**social studies**

the need to find a shorter route to the indies. Purposes altered were the escape from religious persecution, gold, adventure, nowhere to go and an opportunity for money.

**11th grade**

How does the view of romantic love develop in the course of the novel? What is the doctor's view of marriage and childbearing?

**English college**

I need an introduction and conclusion to my persuasive paper.

**Literature Opinion Please Read**

Yes I knew that we read about it the other day in our class but thanks for your helpful advice Mrs. Sue. I just hope I can act good, wish me luck! Peace

**Can I get anyone's opinion**

What would you do if you were me?

**Literature Opinion Please Read**

I need your opinion on something. If you are a boy please refer to a girl. If you are a girl please refer to a boy. Ok now if you are doing a play for Romeo and Juliet and you had the opposite gender would you sound like yourself or would you try to sound like a girl or boy. A...

**Social Studies**

what are some important facts on LC Bailey?

**spanish**

SOBRINA- NEICE

**SCIENCE**

WHAT IS THE DIFFERENCE BETWEEN THE ARRANGEMENT OF A CONSTELLATION AND A GALAXY?

**Poem**

Do you like the title of this poem? I created it myself does it sound ok. Were supposed to write about school. Getting Ready For School Breakfast, get dressed, fix hair, get dressed, fix hair, makeup, fix hair, makeup, blush, makeup, blush, brush teeth, blush, brush teeth, ear...

**poems**

would anyone like to read my other poems. Thanks

**Poem**

Oh thank you so much that is so sweet do you want to hear some more of my poems I have like 4 or 5 more

**Poem**

thanks for your opinion

**Poem**

Is this a good poem? Wedding Day Chimes ring, and hearts sing A special day has come For two special people To join together as one To hold, and to love And feelings to share To touch, and to look after To to know they both care As the two look in each other's eyes It'...

**5th grade**

Heres a another tip type in google and type privateers and you get a whole lot of synonyms because I just did that.

**Poem**

Ok thanks for the advice. What do you I should do change some of my words or just keep it the way it is.

**Poem**

Please someone read my poems I posted I am really desperate, and I need a response. thanks

**poem**

Hint: where is says and stand up it should say and stand tall

**poem**

Is this a good title? Believe in yourself If there ever is a time That you shall fall Pick yourself up And stand up Be proud who you are Every single day Believe in yourself And you succeed that way Think about your future Think about your dream Push yourself forward And try t...

**poem**

Is this poem good or bad? What is love? It's a special feeling Deep inside our hearts That is very reavling What is love? It's a special part of life The two of each other together Forever in each others lives What is love? It's in a shape of a heart Caring for one...

**music**

find a introduction about music and beethoven and mozart

**math**

In the function f(x)=(x+5)^4 +k , for which values of k does the function have two real solutions? no real solutions? Explain?

**algebra 2**

arent the zeros -5?

**algebra 2**

In the function f(x)=(x+5)^4 +k , for which values of k does the function have two real solutions? no real solutions? Explain?

**PROPORTIONS**

Here is the question: "To make a pancake mix, add 1/2 cup of sugar, 3 cups of flour, 1 cup of powdered milk, 1 teaspoon baking powder and 1/2 teaspoon salt. Assuming the volume of the baking powder and salt are negligible, how much flour will be needed to make 50 cups of ...

**Employees**

Ms. Sue, how did you get 7/10, when there is 7:3 women to men? (confused)

**Employees**

But how did you get E.G? that I'm sorry but I don't understand. [hitshead]

**Employees**

Proportion practice: "Fancy factory has 300 employees with a 3 to 7 ratio of men to women. How many men work there?" I've been working on this forever. And I can't figure out what to do. DX uarrghhh. Help?

**Math**

sorry I didn't mean to double post a response

**Math**

The recipe I chose was this:: FRUIT SALAD 1 pint of strawberries 1 pound of grapes 3 bananas 1 (8 oz) strawberry yogurt. But when it tells me to do 1/3 of the recipe I keep getting the tripled amount. Am I doing something wrong?

**Math**

And then it asks: "List the ingredients to a favorite recipe. Triple the recipe." then "Now figure 1/3 the recipe. Try using fraction multiplication, then do the problem again using proportion method." I'm really stupid. So to triple the recipe that I w...

**Math**

Here is the question: "To make a pancake mix, add 1/2 cup of sugar, 3 cups of flour, 1 cup of powdered milk, 1 teaspoon baking powder and 1/2 teaspoon salt. Assuming the volume of the baking powder and salt are negligible, how much flour will be needed to make 50 cups of ...

**Math**

Thank you so much!!! You helped me so much [hugshugs] thank you

**Math**

Oh I never thought of that! I feel quite stupid now, haha. thank you so much! ALSO. I'm also trying to find a path of conversion to ounces to gallons. So I have Start: ounces Goal: gallons Path: 16 oz= 1 lb 1 oz = 480 grains But none of that leads to gallons, which makes m...

**Math**

I've been working on this problem for HOURS and I still can't figure it out. It's due by tomorrow. And I'm so frustrated. DX I know I have to convert ounces into gallons, but I can't find a path at all. DX Here is the question: I need to mix the gas with oi...

**music**

would music be as progressive as it is now in the 21 century if it had not been for the classical and romantic era in music history

**Science**

umm if you go on google you can find itt

**Calculus**

solve:(x^4)-(4x^2)+3=0

**spanish**

wat does la tu ya means

**Spanish**

ikk

**Accounting**

PLease i really need help doing this can you help me out please i dont get it please if you know how to do it help me please thannk you so much

**literature**

what images of light and dark does the authoe reflect in chapter 6

**english**

In the sentence: "I like to eat berries." What's the predicate?

**english**

What's the root or base of the word "Deceit"? Or it doesn't have any?

**Biology**

Could someone explain what concentration gradient is? My book doesn't give a definition, and the definitions on the web that I've found don't explain it very well.

**Biology**

What are the seven forms of cell transport?

**Science**

What are societal laws?

**little match question**

what is the square of 23? when you have a linear fraction to graph what do you do? http://www.math.com/school/subject1/lessons/S1U1L9GL.html "Remember, the square of a number is that number times itself." So ... what is the square of 23? ?? http://www.google.com/sear...

**ratios?**

how would i write this ratio in simplest form? 30 seconds to 5 minutes in ratios you should have the same units, then they will cancel and you don't have to write them so how many seconds are there in 5 minutes? your simple ratio is then found: 30sec/300sec = 1/10 or 1:10

**carver**

there are lockerslined up numbered 1 to 1000.They are all closed . i walk by and open all the lockers . then Al walks by and goes to every second locker starting at #2and closes it. Then Mary goes to every third locker starting with #3 closing the opeaned lockers and opening t...

**Math**

The relationship between the speed of travel and the distance traveled can be described by the equation d=rt where d = distance traveled in miles, r = speed (or rate) of travel in miles per hour, and t = time traveled in hours. Graph this function when the speed of travel, r, ...

**chemistry**

elemental analysis indicates the simplest formula of an unknown is C2H4O. when 0.775g of the compound is dissolved in 50g of benzene(C6H6), the solution freezes at 5.06 degree C. what are the molecular weight and the molecular formula of the compound? the freezing point of pur...

**home economics**

name four areas of study of home enonomics Cooking, Sewing, Home management, Parenting