Tuesday

October 13, 2015
Number of results: 34,305

**chemistry - check please**

Have I balanced this right Al2Se3 + 6 H2O ==> 2 Al(OH)3 + 3 H2Se Let me give you a hint on these, write water as HOH, and it balances faster. Treat the OH as a group. Al2Se3 + 6 H(OH) ==> 2 Al(OH)3 + 3 H2Se Yes, it is balanced: see the six H on each side, and the six OH ...
*February 25, 2007 by Laura*

**math**

The united ages of a man and his wife are six times to united ages of their children. Two years ago their united ages were ten times the united ages of their children and six years hence their ages will be three times the united ages of their children. How many children have ...
*July 6, 2015 by omkar bisht*

**Math**

Convert from base 10 to the indicated base. 2500 to base 14 I got CA8 to the base of 14. Is that correct?
*September 22, 2010 by Serena*

**Finance**

You are considering two lottery payment options: Option A pays $10,000 today and Option B pays $20,000 at the end of ten years. Assume youc an earn 6 percent on your savings. Which option will you choose if you base your decision on present values? Which option will you choose...
*April 24, 2013 by Julia Coon*

**math**

round 8,438 and 5,555 to the nearest hundred
*September 20, 2011 by maria*

**algebra**

4.5 divided by 59 times 555 equals 42.330508847
*January 18, 2012 by Anonymous*

**math**

how many prime positive integers are divisors of 555?
*September 16, 2012 by shaun*

**1 chem question**

A base has a Kb of 2.5 x 10–11. Which of the following statements is true? This is a concentrated base. This base ionizes slightly in aqueous solution. This is a strong base. An aqueous solution of this base would be acidic. (do explain. i dont understand this one)
*February 14, 2012 by Sara*

**Chemistry**

A base has a Kb of 2.5 x 10–11. Which of the following statements is true? A.This is a concentrated base. B.This base ionizes slightly in aqueous solution. C.This is a strong base. D.An aqueous solution of this base would be acidic. My answer is D...?
*February 12, 2013 by Cassie*

**physics**

a)a box having mass of 500kg is placed on a horizontal surface.find the pressure exerted on the surface?do not forget to write formula. b)a pond of water filled with water upto 60m.1)write formula to find the pressure of water exerted on the base of pond.2)calculate the ...
*November 24, 2010 by sweetie*

**math**

What is another name for the Roman numeral XV?
*May 1, 2012 by Leo*

**math**

.in the decimal fractions0.1 and 0.02 the numeral 1 is ?
*June 2, 2012 by don *

**math**

What is the numeral for Two Million?
*December 5, 2012 by Aaliyah *

**Math**

Mr. Science has a pair of hamsters. The hamsters have 2 babies. Those babies grow up and have 2 babies of their own. Write the number of baby hamsters from the previous day as a numeral expression using exponential notation. How many babies are there all together.
*August 28, 2013 by mikil*

**math help!**

Mr. Science has a pair of hamsters. The hamsters have 2 babies. Those babies grow up and have 2 babies of their own. Write the number of baby hamsters from the previous day as a numeral expression using exponential notation. How many babies are there all together.
*August 28, 2013 by mikil*

**Chemistry**

A base has a Kb of 2.5 x 10–11. Which of the following statements is true? This is a concentrated base. This base ionizes slightly in aqueous solution. This is a strong base. An aqueous solution of this base would be acidic.
*March 9, 2012 by Rachel*

**Oncology Report**

Ok, we're are supposed to do a one page annual report on oncology and I'm having trouble understanding exactly what I'm supposed to do. Our teacher gave us a sheet saying "You are asked by the CEO of a hospital to contribute to the annual report. She wants you to write a one ...
*May 3, 2011 by Valerie*

**math**

what is the fraction 26/39 in simplist form. What is the least common denominator of 2/9 and 5/6. What is six 2/3 as an improper fraction. six 3/7 as a improper fraction. 2/25 and 24/100 as a percent. write .26 and .35 as a fraction. 2/20 as a percent
*March 18, 2009 by quavious*

**English**

Write the complete verb in each sentence. Label it active or passive. 1. It was propelled by six paddles on each side. Each side was propelled by six paddles. Passive?
*October 25, 2012 by Emma*

**MATH**

HASAN MADE A MODEL FOR 437 HUNDREDS, 3 TENS,AND 7.WHAT ARE TWO OTHER WAYS HE COULD SHOW 437 USING BASE-TEN BLOCKS?
*September 15, 2011 by CHARLES*

**MAT115**

Identify the "Base" in the following application: The sales tax rate is 8&. If you pay a tax of $2.50 on a purchased item, What is its selling price? Should this question be changed to a statement to make it easier to identify the base? For example: If I write the statement ...
*July 22, 2010 by barb*

**5th grade**

how do you write a ten paragraph essay?
*February 12, 2009 by katy*

**science**

write down ten balanced equations
*July 20, 2011 by gabriel*

**math**

how you would write the number that is 2 ten more than 53
*September 27, 2012 by Anonymous*

**MATH**

WRITE TO SHOW HOW YOU MAKE A TEN. THEN ADD. WHAT IS 9 + 7
*October 2, 2013 by Anonymous*

**math**

write to show how to make a ten then add
*November 12, 2013 by ceanna*

**Math**

How do you write 41 ten thousand in standard form.
*August 13, 2014 by Dimples*

**math**

i am a number greater than 70000 but less than 90000. My ten digit is the same as my ones digit. My ten digit is the same as my ones digit. My ten thousand digit is four times my ones digits. Both my hundreds and thousands are half the ten thousand digit. what number am I?
*June 20, 2013 by ramil*

**Math - Write about it**

If you add a ten thousands digit that is 2 times the ones digit to the number 2,794, what is the new number? How do you get this... Your question doesn't make sense they way it is written. If you really mean: "If you add a ten thousands digit that is 2 times the ones digit OF ...
*September 18, 2006 by Joseph*

**trigonometry**

Find the number of cans stacked in a display if there are 30 rows of cans with six on the top row, ten on the second row, 14 on the third row and so on. I know it's the sum of an arithmetic sequence, but I'm not sure exactly what to do.
*June 16, 2009 by Cindy*

**chemistry**

1. An aqueous solution of weak base B of unknown concentration is tritrated with a known concentration of strong acid, HA. (a) Write the balanced chemical equation for this acid-base reaction, identifying the conjugate acid/base pairs. (b) If the base-dissociation constant of ...
*April 8, 2011 by Phuong*

**GVCS**

how do u find the standard numeral for 9.3x10^-4
*March 16, 2011 by lexie*

**math**

Convert 10010000. To a numeral in base10 2
*June 17, 2011 by Anonymous*

**Chemistry**

how do i know which compounds to put the roman numeral in?
*November 20, 2013 by Hanna*

**Math**

The trapezoid above has a base of 38 m and a height of 12 m. Which set of dimensions would produce a similar figure? A. base = 114 m, height = 36 m B. base = 38 m, height = 36 m C. base = 119 m, height = 36 m D. base = 109 m, height = 36 m
*May 8, 2014 by Anonymous*

**Math**

Are these correct? two more than a number and four = 2 + n + 4 ten more than a number plus 3 = n + 10 + 3 three increased by a number minus 5 = n + 3 - 5 six and a number decreased by 7 = n+6-7
*November 8, 2009 by JADEN*

**administrator**

can any one give me a list of the top ten considerations for developing an integrated information management system for human services organizationlist? I have to write a essay on the top ten and can only think of about 5 Before anyone who knows about these things tries to ...
*July 6, 2007 by april*

**Chemistry**

I am stumped on this one...Please help!!! Write a balanced base ionization reaction for methylamine (CH3NH2) in water. Identify all species as acids and bases and identify the conjuate acid-base pairs.
*November 19, 2011 by Nathan*

**history**

Heather bought a ten-year maturity corporate bond when it was issued for $1,000. The bond has an annual interest rate of seven percent and pays interest semi-annually. How much does she receive every six months?
*November 4, 2010 by Ed*

**Chemisty**

If ten drops of 0.3 M HCl are mixed with ten drops of 0.3 M Na2S2O3, what will be the concentration of each chemical in the mixture? Please help, i am pretty sure that the concentration should be 0.3 M but i am not sure if i am supposed to do somthing with the ten drops. Thank...
*January 7, 2009 by Nancy*

**chemistry**

Write the balanced net ionic equation for the following reaction and determine the conjugate acid-base pairs. HNO3(aq)+Li2CO3(aq)<--->LiNo3(aq)+LiHCO3(aq) Which component in the net ionic equation is the acid, the base, the conjugate base, and the conjugate acid Thank ...
*April 30, 2015 by kim*

**Math**

What is the constant of variation? An x-y table shows the following coordinate pairs: four comma fifteen, five comma twelve, and six comma ten. Answer 1 3 thirty sixty I have been stuck on it all day. I am in urgent need of help
*January 11, 2012 by Daniel *

**math**

alana has 5 base ten blocks.She has at least one of each type of block.The value of her blocks is greater than 140.What blocks could she have?
*October 2, 2012 by ronel*

**chemistry**

Please I need help. Many,but not all, compounds are made up of positive and negative ions. Three positive ions A^+, B^2+ and C^3+ could form a total of six different compounds with negative ions, Y^2- and Z^3-. Derive the formulae for six compounds and write them in the table.
*August 28, 2014 by Shane*

**Math**

this number has 4 places to the right of the decimal point. It has 2 hundredths, 3 then thousandths, and 1 tenth. It is in between 240 and 242. The thousandths place is one less than the ten thousandths and less than the hundresths. What are six numbers that match this data?
*October 26, 2010 by Scarlett*

**Math**

how do write 2,005,693 in expanded form in powers of ten
*September 16, 2008 by kionna hewitt*

**Math**

Write the sum show the make a ten fact you used
*January 10, 2013 by Lashonda*

**Math**

14,903,256 Write the digit in the ten millions place.
*April 24, 2013 by Gaby*

**math**

michael has a pair of hamsters. The hamsters have two babies. the babies grow up and have wo babies of their own. write the number of baby hamsters from the statement aboe as a numeral expression using exponential notation. How many baby hamsters are there all together
*August 14, 2013 by mikil*

**Math**

Write the following numbers in the requested bases. a. 10=_________base 2 b. 42=_________base 2 c. 10101011 base 2=________base 10 d. 77=_______base 5 e. 40 base 6=_______base 10
*January 7, 2008 by Anonymous*

**chemistry**

Write the balanced net ionic equation for the following reaction and determine the conjugate acid-base pairs. HNO3(aq)+Li2CO3(aq)<--->LiNo3(aq)+LiHCO3(aq) Which component in the net ionic equation is the acid, the base, the conjugate base, and the conjugate acid Thank you
*April 29, 2015 by kim*

**mah**

what is the roman numeral for 26? XVVI XXVI LVL XXIV
*December 10, 2008 by jj*

**12th grade**

how many strokes should be used to form the numeral 2
*May 22, 2010 by john*

**Math**

isosceles trapezoid with a perimeter of 52 meters; one base is 10 meters greater than the other base; the measure of each leg is 3 less than twice the base of the shorter base
*August 25, 2014 by Anonymous*

**English**

What size do you wear? 1. A size six. 2. I wear a size six. 3. I wear size six. ======================= Which ones are correct answers? Do we have to use 'a' or not before 'size six'?
*September 2, 2015 by rfvv*

**anonymous**

1.) an account invested in a month market fund grew from $67,081.20 to $67,359.39 in a month. What was the interest rate, to the nearest tenth? 2.)you are due a tax refund of $760. your tax preparer offers you a no-interest loan to be repaid by your refund check, which will ...
*March 15, 2011 by math i have a few questions.hepl pls ty*

**pre calculus**

The base of an Isosceles triangle is half as long as the two equal sides. Write the area of the triangle as a function of the length of the base. the answer is: A=a^2times the square root of 15 ------------------------------ 4 How did they get this answer? Thanks!
*September 1, 2008 by Acorn*

**Chemistry 111**

a) Write Bronsted acid-base equilibrium equations for the following: b) Show the acid-base conjugated species, labeling all species (1) HSO4- + C2O4-2 (2) HPO4-2 + NH4+
*April 2, 2013 by Sean*

**SraJMcGin spanish**

i just got home from rehersal and i have a spanisg collage due tomorrow i need to get ten oics about what i am doing in the next ten years and put sub headings under them in spanish. i will have these done by no later than 11 pm -- it is ten sentences but i need to find the ...
*April 22, 2009 by sam*

**Math**

six people can sit in one table that is rectangular when two tables are placed together ten people can be seated how many people can be seated with three tables?
*May 21, 2014 by Samukelo Mlambo*

**Physics**

In ten to fifteen pages, write the applications and effects of solid expansion
*November 13, 2009 by Chi1king*

**math**

9+6=___ _ _ 10+__=__ write the sum. show the make a ten fact you used
*November 3, 2010 by lexi*

**math**

help please!!! how do i write this as an algebraic expression: ten dollars more than grace has
*March 3, 2012 by sue*

**math**

Write a number which rounds to 66,000 when rounded to the nearest ten thousand
*September 12, 2012 by david*

**Math**

Write a 6 digit number with a value of 40000 in the ten thousands place?
*December 12, 2012 by Araceli*

**physics**

What is the magnitude of the momentum of a car weighing 1,555 N when it is moving at a speed of 23 m/s? Express your answer in kg m/s.
*November 8, 2011 by Lydia*

**elementary math**

what does it mean on the instructions if it says "Use a ten-frame and O to make a ten. Find the sum."
*September 6, 2007 by joe*

**math**

Marie used base-ten blocks to model 328 she used 3 hundreds, 2 tens, and 8 ones. for what could you trade one of the tens?
*October 5, 2011 by amor*

**Math Help**

Choose the word phrase that can be represented by 2 – p. the difference of a number p and 2 the quotient of 2 and a number p 2 more than a number p 2 decreased by a number p 2. Which word phrase could represent the variable expression 1/2a + 4? 4 more than half Chris’s age ...
*September 23, 2014 by Anonymous*

**math b**

i need help with these problems please [6-2x]<4 which is the numeral set for [2x-]<5 1.[x]-4<x<1] 2.{x]x<-4orx>1} 3.{x]-1<x<4} 4.{x]x<-1orx>4}
*December 4, 2008 by nicole*

**math**

i need help with these problems please [6-2x]<4 which is the numeral set for [2x-]<5 1.[x]-4<x<1] 2.{x]x<-4orx>1} 3.{x]-1<x<4} 4.{x]x<-1orx>4}
*December 4, 2008 by anthony*

**Algebra**

1. The cost in dollars of an "n" mile trip with the Supreme Taxi Service is given by 1.5 + 1.75n. The cost of an "n" mile trip using Twon Taxi Service is given by 1.9 + 1.6n. For rides between 1 and 10 miles, which service would you choose? Explain. 2. Peach = 35 calories ...
*September 17, 2013 by Kirsten*

**Number Systems**

Convert 103 base 10 to base 2,base 8, base 16
*October 5, 2011 by Mike*

**MATH**

WHAT IS THE ANSWER TO THIS QUITION.THIS NUMBER HAS 4 PLACES TO THE RIGHT OF THE DECIMAL POINT . IT HAS 2 HUNDREDS, 3 TEN THOUSANDTHS , AND 1 TENTH . IT IS IN BETWEEN 240 AND 242 . THE THOUSANDTHS PLACE IS ONE LESS THAN THE TENTHOUSANDTHS AND LESS THAN THE HUNDREDTHS . WHAT ARE...
*August 22, 2007 by TRISRAN*

**Math**

Seven standard, six-sided dice are rolled, one after the other. What is the probability that: a) exactly one of them shows a six? c) there is at least one that shows a six?
*October 25, 2011 by Danielle*

**5th Grade**

write the number13 inbase six
*May 21, 2011 by Raja*

**heeeeeelp computer**

A Harshad Number in a given number base is an integer that is divisible by the sum of its digits when written in that base. For example, the number 11 in base 5 (which is 6 in base 10) is divisible by 1 + 1 = 2 in base 5. It is therefore a Harshad number in base 5. 1 is the ...
*July 5, 2013 by lin*

**Computer pls help**

A Harshad Number in a given number base is an integer that is divisible by the sum of its digits when written in that base. For example, the number 11 in base 5 (which is 6 in base 10) is divisible by 1 + 1 = 2 in base 5. It is therefore a Harshad number in base 5. 1 is the ...
*July 7, 2013 by lin*

**Math**

Write an inequailty for the sentence and solve it. 1. The sum of a number w and 3 is less than or equal to ten
*January 4, 2011 by Please help*

**Math**

Direction:Write each power as a product of the same factor. Ten find the value. 1. 3^5
*December 4, 2014 by Ariana*

**math**

hasan made a model for 437 using, 4 hundreds, 3 tens, and 7 ones. what are two otherways he could show 437 using base ten blocks
*September 21, 2011 by Anonymous*

**physics**

A car traveling 28 mi/h accelerates uniformly for 6.7 s, covering 555 ft in this time. What was its acceleration? Answer in units of ft/s 2
*October 6, 2012 by Ann*

**MATH**

round off to the nearest billions. 1. 10,340,541,555 2. 23,501,300,500
*June 26, 2014 by yhury*

**math**

i have a six digit question my 100 thousands is one less than my ones digit,eight greater than my thousands digit,twice my tens digit and four times my hundreds digit,my ten thousand digit is zero,what number am i
*January 7, 2010 by alex*

**statistics**

It is well known that the heights of individual American men are normally distributed with mean 70 inches and standard deviation 2.8 inches. The Central Limit Theorem states that if n men are randomly chosen, then their average height will also be normally distributed with ...
*February 13, 2011 by LISA*

**MATH**

1. The cost in dollars of an "n" mile trip with the Supreme Taxi Service is given by 1.5 + 1.75n. The cost of an "n" mile trip using Town Taxi Service is given by 1.9 + 1.6n. For rides between 1 and 10 miles, which service would you choose? Explain. 2. Peach = 35 calories ...
*September 18, 2013 by Kirsten*

**MATHS**

USING ONLY THE NUMBER FOUR, PLACE TEN MONEY AMOUNTS IN THE TEN BLOCKS OF THIS PYRAMID TO TOTAL $10,000
*July 1, 2011 by GURVINDER*

**MATHS**

USING ONLY THE NUMBER FOUR, PLACE TEN MONEY AMOUNTS IN THE TEN BLOCKS OF THIS PYRAMID TO TOTAL $10,000
*July 1, 2011 by GURVINDER*

**Math**

Can someone help me understand how to convert numbers to base numbers. Such as.... 1. 40 to base two 2. 502 to base eight 3. 42 to base five I have researched the web and cannot find a site that explains it in normal english! Any help would be appreciated.
*May 14, 2009 by Lisa*

**math(EASY BUT CHECKING)**

for a spinner numbered one to ten, all outcomes are equally likely. What is the probability of getting a factor of six? I thought it might be 4/10 or 2/5 because i think a factor is a number that can go into another one. I often confuse those with multiples so if someone knows...
*February 2, 2008 by lindsey*

**Math**

Hasan made a model for 437 using 4 hundreds, 3 tenns, and 7 ones. What are two other ways he could show 437 using base-ten blocks?
*August 10, 2011 by Diamond Burnette*

**chemistry**

what is the meaning of the numeral represented by X in the general formula for hydrate salt * XH2O
*April 26, 2011 by Ivy*

**math**

translate the hindu-arabic number equivalent roman numeral 273
*May 14, 2011 by Nicole*

**chemistry**

If I measure my big screen TV and get 500.24 centimeters, which numeral is estimated? How many millimeters is it?
*December 11, 2011 by anonymous*

**math**

What is the value of the 5 in each numeral? 3, 458, 201? 152, 670, 400 61, 250
*February 9, 2012 by Luke*

**Math**

What place value is ten times smaller than ten millions place? A) hundred trillion B) one trillion C) hundred billion D) ten billion I think it's ones place. But that's not an option, maybe they did a typo.
*November 27, 2011 by Jazmin*

**business math**

A toy store has a beginning inventory of eight sets of paints at a cost of $1.25 each. During the year, the toy store purchased three at $1.50, five at $2, six at $2.50, and ten at $3. By the end of the year, 21 sets were sold.
*September 1, 2012 by na name*

**English**

1. I was sad at the sight of the scene. 2. I was sad to see the scene. 3. I was sad when I saw the scene. (Do they have a similar meaning?) 4. Let's make it at ten. (What is the meaing of 'make it' in the sentence? Does #4 mean #5?) 5. Let's meet at ten. 6. Finally he made it...
*December 5, 2009 by rfvv*

**Physics**

If i have ten grains of sand on a flat, 8x8 chessboard, randomly distributed, what is the probabilty that all ten are on the same square?
*October 8, 2010 by Jessica*

**math**

write in standard form using numbers - Two thousand twelve ten-thousandths?
*September 18, 2010 by candy*