Friday

August 1, 2014

August 1, 2014

Total # Posts: 1,106

**Math**

Jason walked 9/10 of a mile. Justin walked 5 3/10 of a mile. What is the difference?

**spanish**

That was all the conversation there was. I think I'll go with D.¡Gracias! You are always helpful!

**spanish**

"Para las vacaciones, sólo pienso ver la tele." "Pero,_____" a. ¿hace mucho tiempo que ves la tele? b. ¿la puedes ver los miércoles? c. no podemos ir de vacaciones d. ¿no te van a doler mucho los ojos? Is the person watch...

**statistics**

suppose you believe that in general, graduates who have majored in your subject are offered higher salaries upon graduating than are graduates of other programs. describe a statistical experiment that could help test your belief. my problem with this question is what data to u...

**spanish**

¡Gracias!

**spanish**

"¿____ nadas en el mar?" "Hace dos meses." a. Cuánto tiempo hace b. Cuánto tiempo hace que c. Hace un mes d. A qué hora B?

**spanish**

Thank you!

**spanish**

"Alberto prefiere sacudir los muebles." "Creo que no. Prefiere pasar la aspiradora." "Creo que Uds._____." a. tiene razón b. están de acuerdo c. no están de acuerdo d. no tiene razón C?

**spanish**

Thank you!

**spanish**

"Margarita e Inés, ¿quién es____profesora de matemáticas?" "La señorita Hernández es nuestra profesora." a.su b.tu c.mi d.nuestro B?

**spanish**

Thanks so much!

**spanish**

"Qué____Uds. hoy?" "Mi hermano y yo vamos a arreglar la casa porque pensamos tener una fiesta este fin de semana." a.hacemos b.haces c.hacen d.hacer C?

**algabra 2**

One side of a triangle is 4 cm longer than the shortest side and 2 cm shorter than the longest side. The perimeter is 38 cm. Find the dimensions of the triangle.

**math**

a. Find the monthly payments for a simple interest amortized loan of $16000 at 7 1/8 % for 7 years. monthly payment = $ b. Find the total interest for a simple interest amortized loan of $16000 at 7 1/8 % for 7 years. total interest = $

**Physics**

A helicopter is lifting off from the ground and is moving vertically upward. The graph shows its vertical velocity vy versus time. How high is the helicopter after 7 s have elapsed?

**Physics**

At time t = 0, a hockey puck is sent sliding in the +x direction over a frozen lake, directly into a strong wind. Figure 2-13 gives the velocity v of the puck versus time, as the puck moves along a single axis. (The time axis is marked in increments of 1.0 s.) At t = 10. s, wh...

**Physics**

At time t = 0, a hockey puck is sent sliding in the +x direction over a frozen lake, directly into a strong wind. Figure 2-13 gives the velocity v of the puck versus time, as the puck moves along a single axis. (The time axis is marked in increments of 1.0 s.) At t = 10. s, wh...

**algebra 1**

What is the y-intercept of the graph of y=2^x+2? (0,4)?

**algebra 1**

Thanks

**algebra 1**

Is the answer no solution?

**algebra 1**

Use the Quadratic Formula to solve the equation: 5x^2 - 6x - 8=0 -.51,1.71?

**algebra 1**

Thank you!

**algebra 1**

Use the Quadratic Formula to solve the equation: 5x^2 + 9x - 2=0 -2,1/5?

**algebra 1**

Thanks again!

**algebra 1**

What is the area of a square with the dimension 1+square root of 3? a.4 b.4+2square root of 3 c.3square root of 3 d.5 B?

**algebra 1**

Thanks!

**algebra 1**

Factor the expression: x^2 - x - 42 (x-7)*(x+6)?

**algebra 1**

Thank you!

**algebra 1**

Factor the expression: 4n^3 + 8n^2 - 5n - 10 (n+2)(4n^2 - 5)?

**science**

i got 1.1e54 for the mass of protons required but it said it was wrong

**science**

What mass of protons would be required to just neutralize the charge of 1.7 g of electrons? I thought it was simple because 1 proton maxes out 1 electron but my teacher started talking abou this complicated way of doing it and i didn't get it :( can someone show me how to ...

** english**

Well many teachers have different rubrics for how they want their students to do the book report. usualy a book report contains: The Standard Format Introductory Paragraph This paragraph should include the title of the book and name of the author. It will also describe the set...

**algebra 1**

Thanks, again!

**algebra 1**

When studying probability, a method used for counting the number of possible outcomes is a ______. a.tree diagram b.dependent event c.relative frequency d.simulation A?

**algebra 1**

Thank you!

**algebra 1**

Which statistical method best represents this set of data? 1,2,5,2,3,7,300,5,3,3 a.mean b.median c.mode d.standard deviation I'm pretty sure it's B or C, but they are both the same number.

**math**

(0.80)+(0.03)=0.83

**math**

(0.80)+(0.03)=0.83

**English**

After I rewrite it please comment on it. Thanks for your help. 1)He liked shooting things, hammering things, smashing things and wrestling with his father. 2)Thirsty for knowledge, Joy leapt in his fathers heart for his son who was quick to learn. 3) In the gathering shadows, ...

**English**

How can I rewrite this? Please. He liked shooting things. (A). and wrestling with his father. (B) hammering things, smashing things. Joy leapt in his fathers heart for his son. (A) thirsty for knowledge (B) Who was quick to learn. They stood. (A) In the gathering shadows (B) I...

**algebra 1**

Thanks!

**algebra 1**

P.S. There aren't any brackets.

**algebra 1**

The y itself has a square root around it. 5+ square root of 2 is divided by 2.

**algebra 1**

This problem has a fraction in it. Solve: square root of y =(numerator) 5+square root of 2. (Denominator)2 25.5+5square root of 2?

**algebra 1**

Thank you.

**algebra 1**

Money in a bank account that compounds interest by some percentage acts______. a. linearly b. exponentially c. negatively d. like a fraction B?

**Math**

if you are talking about an object, use the water displacement method.

**math**

" A total of $32000 is invested in two municipal bonds that pay 5.75% and 6.25% simiple interest. The investor wants an annual interest income of $1900 from the investments. What amount should be invested in the 5.75% bond?"

**algebra 1**

Thank you!

**algebra 1**

This has a fraction in it. Simplify: numerator is 5 square root of 4 times square root of 8. Denominator is square root of 8 times square root of 2. 5 square root of 2?

**algebra 1 again**

Thank you for the help!:)

**algebra 1 again**

Square root of 4 is 2. 2 times 3 is 6. So 6 is the answer?

**algebra 1 again**

Simplify: 2 square root of 4 + square root of 4. 3 square root of 4?

**algebra 1**

Thank you again!

**algebra 1**

Simplify:2 square root of 4 + 2 square root of 8? 4+4 square root of 2?

**algebra 1**

Thank you!

**algebra 1**

What is the area of a square with the dimension of 1+square root of 2? I'm thinking 3+2*square root of 2? *=times

**chemistry (acid-ionization constant)**

A 0.942 M sample of carbonic acid, H2CO3, has a measured hydronium ion concentration of 6.36 ´ 10–4 M. Calculate the acid-ionization constant of carbonic acid. The equilibrium equation is: H2CO3(aq) + H2O(l) <--><--> H3O+(aq) + HCO-3(aq)

**chemistry**

what is an ICE chart?

**chemistry**

A 0.942 M sample of carbonic acid, H2CO3, has a measured hydronium ion concentration of 6.36 ´ 10–4 M. Calculate the acid-ionization constant of carbonic acid. The equilibrium equation is: H2CO3(aq) + H2O(l) <--><--> H3O+(aq) + HCO-3(aq)

**chemistry**

For a system in which DHvap > TDSvap, what state is favored?

**chemistry**

Determine the entropy change for the following displacement reaction. Cl2(g) + PbBr2(aq) → PbCl2(aq) + Br2(l). DS: (J/K mol) Cl2(g) 223.066; PbBr2(aq) 182.7; PbCl2(aq) 131.3; Br2(l) 152.231

**algebra 1**

Thanks! My calculator doesn't have that button, so the Google calculator will come in handy!

**algebra 1**

A=1020(1-0.195)exponent of 20 How do you figure out exponents that are high numbers?

**chem**

how did you get the 5.55 x 10^-3 ?

**algebra 1 **

Thank you! You were a lot of help!

**algebra 1 **

Use elimination to solve the the system of equations given by 10x-4y=-20 and 10x-5y=35. I can't figure this one out. Whenever I check my work, it is incorrect.

**algebra 1**

Thank you!

**algebra 1**

What point is a solution to the system of inequalities y(inequality arrow pointing right)4x and y(inequality arrow pointing right)-2x-3? -1/2,-2?

**English**

Thanks!

**English**

Hi, could you please tell me if these 2 sentences are correc. Each of the twins has a doll in their room. 2. The couple have gone on vacation. Also, when you have neither....nor, you use has don't you? Example Neither Helen nor Sarah has finished their homework.

**Algebra**

Salisbury High School decided to take their students on a field trip to a theme park. A total of 150 people went on the trip. Adults pay $45.00 for a ticket and students pay $28.50 for a ticket. How many students and how many adults went to the park if they paid a total of $4770

**Economics**

With the new UK emregncy budget what are the advanatages and disadvantages of decreasing the corporation tax?

**biology**

Thank you!

**biology**

When genetically engineering an organism, a plasmid a. is the main chromosome of the bacteria that is cloned. b. is cut with a restriction enzyme to accept the gene of interest. c. helps screen for cells that did not take up the gene of interest. d. combines with the gene of ...

**grammar**

Thank you soooo much for the help!! (0:

**grammar**

Can someone please check the errors I have noted and let me know if they see more? I am supposed to find 20 errors but can only find 15!! Please help. The correction is in parentheses. Why are great numbers of students choosing to pursue their college degrees using their home ...

**spanish**

Thank you so much! ¡Gracias!

**spanish**

(2 people talking to each other) "?Comen tus amigos contigo todos los dias?" "Si,_____ comen conmigo." a. nunca b. por la noche c. siempre d. manana C? There is a line above A in dias and a squiggly line above the first N in manana. Sorry about the questio...

**spanish**

Thanks!

**spanish**

El profesor _____,y el estudiante _____. a. termina las clase/empieza la clase b. ensena/estudia c. ensenar mucho/estudiar d. empieza la clase/terminar I think B? There are squiggly things over the N's in ensena and ensenar.

**geometry**

Right triangle ABC is similar to triangle XYZ, because angle B is congruent to angle Y. If side AB equals 12 inches, side BC equals 27 inches, and side YZ equals 9 inches, then what is the length of side XY?

**chemistry**

How many grams of glacial acetic acid should be used to make 250 mL of 2.00 M acetic acid? Show all your work.

**chemistry**

How many grams of glacial acetic acid should be used to make 250 mL of 2.00 M acetic acid? Show all your work.

**Chemistry - **

create a balanced chemical equation and state the type of reaction. Zinc metal reacts with aqueous silver nitrate to produce solid silver and an aqueous solution of zinc nitrate. please go step by step, would be very helpful.

**spanish, again**

Thanks! I'll try that!

**spanish, again**

Thank you! I have a Windows PC. I would really appreciate the chart.

**spanish, again**

(upside down question mark) Que ____ hacer tu y yo para su cumpleanos? a.puedo b.puedes c.podemos d.pueden Is it C?

**spanish**

Thank you!

**spanish**

(upside down question mark)De quien es _____ sueter? a. este b. esta c. su d. esos A?

**chemistry**

change 120 ml to l .120 L then divide M by L to get moles 2.80 M/.120 L then take this and multiply it by the atomic weight or mass of NO

**Chemistry**

The most abundant isotope of the element nobellum has a half-life of 58 minutes. After 174 minutes the sample has a mass of .300 mg. What was the orignal mass of the sample? A. 1.20 mg B. 4.80 mg C. .600mg D. 2.40 mg

**chemistry**

Ba-140 has a half life of 13.0 days. What fraction of a sample will remain after 39 days?

**Chemistry**

The half-life of xe-133 is 126 hours. Starting with 250 mg, after 500 hours around how many mg remain?

**6th Grade Math**

yellow

**social studies**

sailor

**science**

what

**algebra**

how would you solve the follwing equation? (2c/c-4)-2=(4/c+5)

**math**

628. if there is more than 6 ones, its 628. if it says more than 6 ones, inclusive than it could be both.

**Geometry**

i believe it would be 56.52 (not 100% positive though) because if the radius is 6, then the circumference would be 3.14(6^2)= 3.14(36) which is 113.04 then you would put that over 360 and set up a proportion: 113.04/360 = x/180 (simplified to 20347.2/360) which gives you a fin...

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