Tuesday

April 21, 2015

April 21, 2015

Number of results: 2,024

**college math for teachers**

Use the following sets to complete the givien statements in as many ways as possible. a= a,b,c,d b= e,f c=b,a,c,d d= 1,2,3,4 A. Sets _ and _ are not equivalent and not equal B. Sets _ and _ are not equivalent but are equal. C. Sets _and _ are equivalent but not equal D. Sets _...
*January 10, 2010 by Sueann*

**college mathematics**

8. Determine which, if any, of the three statements are equivalent. Give a reason for your conclusion. Show complete work. I.) If the dog wags its tail, then the dog is not calm. II.) Either the dog does not wag its tail or the dog is not calm. III.) If the dog is not calm, ...
*February 7, 2012 by cody*

**math**

Mr. Howard wrote the following expressions on the board in order to determine which expressions are equivalent and how they are equivalent. 60x+24, 3(20x+8, 4(15x+6) Explain which of these expressions are equivalent using properties of operations, and then determine how other ...
*February 18, 2015 by pamela*

**math**

Mr. Howard wrote the following expressions on the board in order to determine which expressions are equivalent and how they are equivalent. 60x+24, 3(20x+8, 4(15x+6) Explain which of these expressions are equivalent using properties of operations, and then determine how other ...
*February 18, 2015 by Jonie*

**Discrete Math**

Which of these relations on {0, 1, 2, 3} are equivalence relations? Justify the relation(s) that are not equivalent. R1: {(0,0), (1,1), (2,2), (3,3)} R2: {(0,0), (1,1), (1,3), (2,2), (2,3), (3,1), (3,2), (3,3)} R3: {(0,0), (0,1), (0,2), (1,0), (1,1), (1,2), (2,0), (2,2), (3,3...
*February 8, 2011 by Laurey *

**math**

Equivalencies If A, then B is equivalent to If not B, then not A Not (A and B) is equivalent to not A OR not B Not (A or B) is equivalent to not A AND not B Can you give an equivalent statement to 1. If an Iowa farmer does not grow corn or beans, then he grows alfalfa. 2. It ...
*September 12, 2012 by Pat*

**math 116**

find an equivalent equation with the given denominator 7/b= ?/b squared the expression that is equivalent to 7/b is ? if b is squared wouldn't the 7 also have to be squared to be equivalent? 7/b = 49/b squared? Am I correct? Thanks
*November 20, 2009 by Amie*

**3 grade math ms sue**

1-Explain how you can use a number line to show that 3/6 and 1/2 are equivalent fractions. my son write- you can show these fractions are equivalent because if the numerator is half of the denomirator it can be 1/2 so 3/6 is just like 1/2. so thats why they are equivalent. ...
*May 23, 2012 by dw*

**Math**

So for these simplified functions would they be equivalent to these functions: Is -3x^2-13x-13 equivalent to f(x)=-3(x+2)^2 Is [(x-2)(x+1)]/[3x+1)(x+1] equivalent to f(x)=(x^2-x-2)/(3x^2+4x+1)
*January 10, 2015 by Alex*

**MATH**

8. Determine which, if any, of the three statements are equivalent. I) If I am hungry, then I will not be able to concentrate at the meeting. II) Either I am not hungry or I will be able to concentrate at the meeting. III) If I am able to concentrate at the meeting, then I am ...
*February 28, 2011 by Shan*

**Physics**

Three resistors having the same resistance value are wired in parallel. How does the equivalent resistance compare to the resistance value of a single resistor? The equivalent resistance is thrice the value of a single resistor. The equivalent resistance is the same as the ...
*October 22, 2012 by BoBo*

**Physics**

What is the decimal equivalent of 3.14 × 10^7? is this the decimal equivalent? 31400000 What is the decimal equivalent of 2.8 e-4? (In the JavaScript web language, scientific notation normally written as 2 × 103 is written as 2e3.) is the answer = 0.00028?
*August 24, 2009 by Yulia*

**math**

Howard made cards for the fractions 3/9,4/8, 1/7, 6/5,and 3/10. He set them out in a row, putting 1/7 first.The fraction equivalent to 1/2 went after the one equivalent to a mixed number. A fraction that is half of 3/5 went between the fraction equivalent to a mixed number and...
*January 15, 2012 by raymond*

**math**

Howard made cards for the fractions 3/9,4/8, 1/7, 6/5,and 3/10. He set them out in a row, putting 1/7 first.The fraction equivalent to 1/2 went after the one equivalent to a mixed number. A fraction that is half of 3/5 went between the fraction equivalent to a mixed number and...
*January 15, 2012 by Raymond*

**Math**

Determine which, if any, of the three statements are equivalent. Give a reason for your conclusion. I) If the garden needs watering, then the garden does not need weeding. II) Either the garden needs watering or the garden does not need weeding. III) If the garden does not ...
*July 15, 2011 by Jen*

**Math**

Truth tables are related to Euler circles. Arguments in the form of Euler circles can be translated into statements using the basic connectives and the negation as follows: Let p be gthe object belongs to set Ah. Let q be gthe object belongs to set Bh All A is B is ...
*April 26, 2010 by Deb*

**math**

Truth tables are related to Euler circles. Arguments in the form of Euler circles can be translated into statements using the basic connectives and the negation as follows: Let p be gthe object belongs to set Ah. Let q be gthe object belongs to set Bh All A is B is ...
*April 27, 2010 by Deb*

**Math**

I'm having trouble understanding equivalent fractions. I'm getting frustated with myself, I feel so stupid for not understanding it. Here's the 2 questions I have to answer: 1. Find a number for x in 18/27 = x/3 so that the fractions are equivalent. 2. Find a fraction ...
*November 5, 2007 by Robin*

**Math 156**

Determine whether the sets are equal only, equivalent only, both equal and equivalent, or neither equal nor equivalent {3,15} and { 3, 1,5}
*October 3, 2009 by Anonymous*

**Math**

I am having a hard time doing equivalent fractions. Would 3/5 of 2/9 be equivalent? Please help
*October 23, 2012 by Cherie*

**math**

Name 3 fractions whose decimal equivalent is 0.25. Explain how you know each fraction is equivalent to 0.25.
*November 13, 2013 by anonymous*

**PLEASE HELP!**

Which of the following ratios are NOT equivalent to four eighths ? (Hint: There is more than one that is not equivalent.)
*January 22, 2013 by Bell*

**PLEASE HELP!**

Which of the following ratios are equivalent to five-twentieths? (Hint: There is more than one equivalent ratio.)
*January 22, 2013 by Bell*

**Math**

1.Which set of numbers are equivalent? A. 3/2 0.32 32% B. 12/5 36/15 2.4 C. 44% 44/100 4.4 D. 3/5 9/15 0.35 B 2. The box contains equivalent values 3 14/40, 335%, 335/100, 3.35, 3 70/200 Which number is equivalent to the values above? A.67/20 B. 3.35% C. 6 7/20 D. 335 A
*November 2, 2013 by Jerald*

**Math - Geometric Vectors**

The fractions (2/3), (4/6), (6/9), ... are all equivalent to the fraction (2/3). Explain how the concept of equivalent fractions is analogous to the concept of equivalent vectors. I completely lost, I don't know the answer or how to answer the question.
*February 5, 2008 by Anonymous*

**electronics**

If we Thevenize the Norton equivalent of a circuit,the result will be the Thevenin equivalent of the original network. True or False
*August 24, 2008 by dale mckinney*

**7th grade math**

Are the ratios 4/6 and 14/21 equivalent or not equivalent? Why?
*November 6, 2012 by Delilah*

**Science **

3 resistors having the same resistance value are wired in parallel, how does the equivalent resistance compare to the resistance value of a single resistor? 1) The equivalent resistance is thrice the value of a single resistor. 2) The equivalent resistance is the same as the ...
*August 3, 2014 by Skylar*

**Math - Equivalent Fractions**

What is the equivalent fraction for 16/36
*May 9, 2011 by Joe*

**equivalent fractions**

what kind of question is this: what is equivalent to
*January 23, 2012 by hush*

**algeebra**

Determine wether the two expressions are equivalent. If so,tell what property is applied. If not explain why. 1) 9 x 1 and 9. Is this expression equivalent because 9 x 1=9 and also 1 x 9=9.this would be an example of an communitive property. 2) 7 x 3 and 3 x 7. This expression...
*February 20, 2012 by Phoebe*

**Math**

Write the decimal equivalent, using the bar notation. 13/18 b) Find the decimal equivalent of the mixed number. 6 3/5
*November 1, 2009 by Anonymous*

**Math**

Choose True or False for each of the following. 87% is equivalent to 0.87 True or False 1.29 is equivalent to 129% True or False 0.5% is equivalent t0 0.05 True or False 5.6 is equivalent to 56% True or False
*November 15, 2013 by Alan*

**math**

use a commutative law to find an equivalent expression pq. an equivalent expression pq is= subtract the following -9(-3)=
*September 27, 2009 by Joe*

**math**

A student's score is 36 and she get 100% equivalent, what is the percentage equivalent if the other student get 27 out of 36 items
*February 13, 2012 by mavi*

**Equivalent art**

What is the the 3 equivalent fractions of 10/24
*March 30, 2011 by Juan*

**Equivalent fractions **

Equivalent fraction for 5/6
*February 17, 2015 by Dede *

**math**

Could someone explain topologically equivalent to me. I am to figure out if a pretzel is topologically equivalent to a pencil, a pipe or a trophy and I just don't understand please help
*September 24, 2009 by sam*

**chemistry**

New to working with equivalent weights. Any help would be appreciated. A metal weighing 4.0080 g formed 4.1002 g of hydride. What is the equivalent weight of the metal?
*November 28, 2010 by Jennifer*

**math**

how can you find an equivalent of a fraction for example 15/24 and the equivalent fraction is 5/8.??how?/ can you explain and give me examlpes
*May 24, 2009 by ak*

**algebra 1**

use multiplying by 1 to find an expression equivalent to 11/14 with a denomenator of 56c the equivalent expression is-----
*December 5, 2010 by robbie*

**Organic Chemistry**

3.What would be the major product if 1,4-dibromo-4-methylpentane was allowed to react with: a)One equivalent of NaI in acetone? b)One equivalent of Silver Nitrate in ethanol?
*November 1, 2013 by ANNA*

**math**

Arrange the fractions in ascending order. Or, if the fractions are equivalent, answer "Equivalent". 7/22,2/5,9/24
*March 16, 2011 by anonymous*

**algebra**

Find an equivalent expression with the given denominator 4/n=?/n 2power. The expression that is equivalent to 4/n is
*June 17, 2011 by Maria*

**equivalent fractions and the numberline**

Draw a number line to show how are these fractions are equivalent 3/4=6/8 and 1/4=2/8
*February 4, 2013 by Anonymous*

**math**

If A, then B is equivalent to If not B, then not A Not (A and B) is equivalent to not A OR not B Not (A or B) is equivalent to not A AND not B Can you give an equivalent statement to 1. If an Iowa farmer does not grow corn or beans, then he grows alfalfa. 2. It is not true ...
*September 9, 2012 by Pat*

**math**

Equivalent Expressions 1. Which algebraic expression is equivalent to the expression below? 3(x - 2) + 12(x + 8)
*February 7, 2011 by Max*

**Math, URGENT!**

What is the decimal equivalent of 1,932% and how do you get the answer to the decimal equivalent?
*February 19, 2012 by Losa*

**math**

If X= -8.4 what percentile score is equivalent to the lower quartile? what percentile score is equivalent to the upper quartile? what percentile score is equivalent to the median?
*January 18, 2009 by Anonymous*

**physics**

please check these 3: if the batteries in a portable CD player provide a terminal voltage of 12 V, what is the potential difference across the entire CD player? a. 3.0 V b. 4.0 V c. 6.0 V d. 12 V D two resistors having the same resistance value are wired in parallel. how does ...
*March 12, 2009 by physics*

**math - equivalent expression**

This is just a quick question. I need to use the distributive property to write an equivalent variable expression. the problem is 8(x+6). would 14/x be a valid answer? and also if possible, could someone explain how this works?
*October 6, 2009 by john*

**Algebra1**

when using multiplying by 1 to find an expression equivalent to 18/7 with a denominator of 28x, the equivalent expression that I get is 4x/28x and i am being told that that's wrong
*July 25, 2008 by sonya*

**math help **

emaily says that she can convert 18/25 to a decimal by using equivalent fractions instead of dividing 18 by 25. Use emily's method to convert 18/25 to a decimal. I am confused because there is not just 1 number equivalent to both 18 & 25. There are 2 separate #'s
*September 11, 2014 by reece*

**equivalent hydrogens**

sorry about the diagram it didn't come out. structural formula of 1-chloropropane an 2-chloropropane which are the equivalent hydrogens.
*January 16, 2007 by Desiree*

**algebra (check my answers?)**

1. ratio a is equivalent to ratio b. ratio b is equivalent to ratio c. is ratio a equivalent to ratio c? yes 2. you are 13 years old, and your cousin is 19 years old. as you grow older, is your age proportional to your cousin's age? no
*February 27, 2015 by sahlihe*

**maths**

FIND A FRACTION SUCH THAT: IF YOU ADD 2 TO THE NUMERATOR, IT BECOMES EQUIVALENT TO 0.5; AND IF YOU ADD 4 TO THE DENOMINATOR, IT BECOMES EQUIVALENT TO 0.1.
*February 25, 2008 by chichi*

**physics!!!**

Two capacitors, C1 = 27.0 µF and C2 = 35.0 µF, are connected in series, and a 21.0 V battery is connected across them. (a) Find the equivalent capacitance, and the energy contained in this equivalent capacitor. equivalent capacitance= µF total energy stored= (b) Find the ...
*January 27, 2012 by Help*

**Geometry**

I need help asap please Which figure above, if any, is topologically equivalent to the given figure? Identify the topologically equivalent figure by letter. A pretzel a.pencil b.pipe, c.trophy
*September 13, 2009 by Jessi*

**Science**

It is found that 24.68 mL of 0.1165 NaOH is needed to titrate 0.2931 g of an unknown acid to the phenolphthalein end point. What is the equivalent mass of the acid? equivalent mass = grams acid/moles H+
*February 5, 2009 by Mini*

**algebra**

Rewrite the following as an equivalent logarithmic equation.Do not solve. y^t = x answer logy+logt=logx-is this right also Express as an equivalent expression that is a sum of logt (3ab) the t is at the bottom of the g answer log3+loga+logb logarithms.
*May 5, 2010 by dani*

**Algebra**

1800 (x+20) 1800x + 20(1800) or 1800x + 36,000 are the expressions all equivalent? How can you determine if they are equivalent?
*October 24, 2013 by BILL*

**equivalent fraction**

What is equivalent to 5/10 and 11/20
*February 19, 2013 by jiteanna*

**math**

Rules:Determine wether the two expressions are equivalent.If so,tell what property is applied.If not, explain why. 1)18 x 1 and 18 2)7 + 0 and 7 3)0 + 12 and 0 can someone please explain to me why these expressions are not equivalent. I know that these are examples of Identity...
*February 20, 2012 by casey*

**Algebra**

Which 3 ratios are equivalent to the ratio of cups of water to cups of milk in a recipe 1 to 3? Also, the ratio of boys to girls on the bus is 20/15? What are 3 equivalent ratios of 20/15. Please help answer both ? Thx
*October 28, 2014 by Ms. Stephie*

**math **

I have a question about sets. If you have uppercase letters and lower case letters and they question is asking are these equal or equivalent or neither. I believe it would be equivalent because they are the same but different. Please help thanks
*March 3, 2010 by Angie*

**MATH**

A RADIO USES THE ENERGY EQUIVALENT 1/20 TON OF COAL PER YEAR. FIND THE ENERGY EQUIVALENT IN TONS OF COAL FOR OPERATING A RADIO FOR FOUR YEARS.??
*November 22, 2011 by MEL*

**math**

1.Which of the following numbers are equivalent to 20%? CHOOSE ALL THAT APPLY.!! A. 0.002 B. 1/4 C. 0.20(I PICK THIS) D. 1/5(I PICK THIS) 2.which of the following numbers are equivalent to 35%?CHOOSE ALL THAT APPLY !! A. 7/20 B. 6/20 C. 3.5 D. 0.35 (I KNOW THE ANSWER ISNT C. ...
*February 1, 2014 by Matt*

**general chemistry.**

The nutritional calorie (Calorie) is equivalent to 1 kcal. One pound of body fat is equivalent to about 4.1 103 Calories. If an athlete expends 1635 kJ/h, how long does she have to play to work off 1.0 lb of body fat?
*March 3, 2011 by blah*

**algebra**

1. ratio a is equivalent to ratio b. ratio b is equivalent to ratio c. is ratio a equivalent to ratio c? 2. you are 13 years old, and your cousin is 19 years old. as you grow older, is your age proportional to your cousin's age?
*February 28, 2015 by elivia *

**math(check answers please)**

please check my answers and thanks have a nice day. 2.which of the following ratios is equivalent to 5/20 A.1/4(I PICKED THIS) B.1/5 C.20/100 D.2/5 3.which of the following ratios is ((NOT)) equivalent to 4/8? A.1/2 B.2/4 C.20/45(I PICKED THIS) D.12/24 4.which of the following...
*January 16, 2014 by Matt*

**Math-truth table, please check my work!**

p -> ~q , p -> q Are these Equivalent statements? This is my try. Please let me know if these truth tables are correct. p -> ~q p q p -> ~q p q p -> q T T T T T T T F T T F F F T F F T F F F T F F T The statements are not equivalent.
*January 9, 2013 by tony*

**Resonance structures**

I won't try to draw one here but take for example, CH3CH2COO-. This has two resonance structures but they look the same to me. The CH2-C single bond can rotate and it looks like you can just flip the COO- section and it looks like the same structure. Maybe that's the point. ...
*September 30, 2006 by Sheryl*

**physics**

Two resistors connected in series have an equivalent resistance of 790.6 . When they are connected in parallel, their equivalent resistance is 170.2 . Find the resistance of each resistor. (small value) (large value)
*February 20, 2012 by Anonymous*

**English**

Hello. Please help me to choose the correct word order: 1)equivalent-lacking English neologisms; 2)English equivalent-lacking neologisms. Meaning: new words which have no equivalents in other languages. Thank you very much.
*March 17, 2011 by Ilma*

**math**

Find the binary equivalent of x^8+x^3+x+1 x^1000 + x^11 + x + 1 I just converted the decimal-format exponents to binary format (0's and 1's times powers of 2). The reason you did not get a reply so far is that most of the tutors have probably never heard of the "binary ...
*August 7, 2007 by Damon*

**Math**

Help me!;/ 1) my numerator is 6 less than my denominator. I am equivalent to 3/4. 2)my denominator is 5 more than twice my numerator. I am equivalent to 1/3. 3)the gcf of my numerator and denominator is 3. I am equivalent to 2/5. 4)the gcf of my numerator and denominator is 5....
*October 16, 2011 by Berenice chico*

**Algerbra 1**

Translate into an algerbraic expression One more than three times a number The translation is (Type expression using x as variable) Simplify 42xy/49x The answer is Type as integer of fraction Use a commutative law to fin an equivalent expression nm An equivalent expression of ...
*November 17, 2011 by Connie*

**math**

If 1,000 UD dollars is equivalent to 0.8610 European euros, convert $11,000 to euros. $11,000 is equivalent to?
*September 8, 2013 by Christopher*

**Equivalent Fractions**

what or how do you get at least one equivalent fraction 1/4 = ___ what about 30/120 ? I don't know.. How did you get that? Multiply the numerator and denominator by the same number. 1/4 = 2/8 = 3/12 = 4/16 = 5/20 If you multiply the numerator and denominator of 1/4 by 30, you'...
*January 30, 2007 by Joseph*

**math**

Sorry, Reiny, I copied the 2nd choice incorrectly. I had posted this problem with you before and the answer given that was not equalalent to A=1/2/bh was 2b =A/h. The problem is: A = 1/2bh, which is not equivalent? Choices: 2A =bh, h=2A/b, 2b=A/h, b=2A/h When I got my test ...
*January 10, 2012 by Jane*

**chemistry**

What is the gram equivalent mass? In a reaction of Hv3POv4 with a base, three protons are donated for each formula unit of Hv3POv4. What is the gram equivalent mass of Hv3POv4?
*January 12, 2011 by kathryn*

**Math**

5) Which is equivalent to the expression shown? 5^-3 a. -125 b. -15 **** c. 1/125 d. 2 6) Which is equivalent to the expression shown? 10^2 . 5^2 a. 2,500 ******* b. 250 c. 500 d. 200 7) The value of Square root 60 is between which pair of consecutive numbers? a. 59 and 60 b. ...
*February 10, 2014 by Dakota *

**Physics**

Two resistors connected in series have an equivalent resistance of 783.4 Ω. When they are connected in parallel, their equivalent resistance is 171.3 Ω. Find the resistance of each resistor. 1) small resistance (ohm) 2) large resistance (0hm)
*September 8, 2013 by gita*

**Math help?**

1. What are the equivalent fraction and decimal for 25%? 2. What is the equivalent decimal for 20%? 0.2 20 2.2 2 3. Estimate 78% of 20. 14 16 19 2 4. You go out to eat with your family, and you agree to leave the tip. What is a 15% tip on a $60.00 bill? $3.00 $6.00 $9.00 $12....
*December 4, 2013 by Princess Anna*

**Calculus**

How do I rewrite log4 1=0 as an equivalent exponential equation? How do I rewrite 4 to the -2 power = 1/16 as an equivalent logarithmic equation? Any help is greatly appreciated. If 4 is the BASE of the logarithm, then log (1) = 0 means ...4 4^0 = 1 4^(-2) = 1/16 can be ...
*January 13, 2007 by Abby M.*

**Math**

53.3 feet was equivalent to 1 yard on the football field. which equation could coach use to find f the number of feet equivalent to y the number of yards on a football field? A.f=3y B.f=y+3 C.f=3/y D.f=y/3 A
*April 17, 2013 by Jerald*

**geometry**

what does topologically equivalent mean? I have read the definition but I am still confused. I have a picture of a pretzel and am to figure out which picture (a pencil, a pipe or a trophy)is topologically equivalent to the pretzel. could someone explain this to me... none of ...
*September 24, 2009 by sam*

**geometry**

what does topologically equivalent mean? I have read the definition but I am still confused. I have a picture of a pretzel and am to figure out which picture (a pencil, a pipe or a trophy)is topologically equivalent to the pretzel. could someone explain this to me... none of ...
*September 24, 2009 by sam*

**Algebra 2**

Karl says that you can take the square root of each side of an equation. Therefore, he says that (x + 5)2 + ( y 7)2 = 36 and ( x + 5) + ( y 7) = 6 are equivalent equations. Emily says the equations are not equivalent. Who is right? Explain your answer. I know Emily is ...
*March 27, 2015 by Ethan*

**Chemistry**

10. For the titration of 20.00 mL 0.1000 M lactic acid with 0.1000 M NaOH, calculate the pH: a. before any titrant is added b. 10.00 mL prior to the equivalent point c. at the equivalent point d. 10.00 mL after the equivalence point. Plot the points obtained on a graph of pH ...
*June 22, 2014 by Rick*

**Which of following is not equivalent**

Which of the following is not equivalent? Lymph Plasma Interstitial fluid Blood I chose Interstitial Fluid, Am I correct? Blood is the least alike
*November 10, 2006 by penelope*

**FINANCE**

A perpetuity with the first annual cash flow paid at the beginning of year 4 is equivalent to receiving $103,000 in 15 years time. Assume that the perpetuity and the lump sum are of equivalent risk and that j12 = 14.32% pa is the appropriate interest rate. How much is the ...
*March 27, 2014 by Anonymous*

**Chemistry**

Hey; I'm currently in a kinetics class and I am trying to do a prelab for a lab that we haven't learned the material for yet and I'm really stuck, and we unfortunately don't have a textbook for the class so I was hoping someone could help. We have the compound m-xylene and it ...
*February 11, 2008 by Tracy*

**math**

Sean's truck has a 12-gallon gas tank. He just put 3 gallons of gas into the tank. Is this equivalent to a third of a tank? if not, what amount of gas is equivalent to a third of a tank?
*March 30, 2011 by Amy*

**Math (equivalent ratios)**

which number are equivalent by two scored against ratios? Explain how u know Scored by Scored Against 10 8 115 92 6 4
*October 25, 2013 by anonymous*

**c++**

Write a program that asks the user to input a grade that he or she received on an exam. The grade is an integer from 0 to 100 inclusive. The program should convert the numeric grade into the equivalent letter grade. Do the conversion by using a function Letter_Grade () that ...
*May 18, 2012 by jermaine*

**physics**

Two resistors connected in series have an equivalent resistance of 783.4 Ω. When they are connected in parallel, their equivalent resistance is 171.3 Ω. Find the resistance of each resistor. Ω (small resistance) Ω (large resistance
*September 6, 2013 by priya*

**Math Questions**

1.) 6√24x, for which value of x makes the expression equivalent to 18√24? a.) 3 b.) 9 c.) 12 d.) 18 My answer: C. 2.) 4√72x, for which value of x makes the expression equivalent to 24√72? a.) 6 b.) 7 c.) 36 d.) 72 My answer: A. 3.) 7√32x, for ...
*October 3, 2014 by Penny*

**Thermodynamics**

What is the temperature of a two-level system of energy separation equivalent to 300 cm^−1 when the population of the upper state is one-half that of the lower state? What does this "energy separation equivalent to 300 cm^−1" mean? I can get this far: n1 = 1/2 n0...
*February 23, 2009 by chemstudent*

**math (?)**

Fractions equivalent to 4/10? are 1/2 and 4/10 equivalent fractions?
*September 4, 2009 by scooby9132002*