# Posts by nadia

Total # Posts: 162

Science
Imagine you are a laboratory technician studying how a medicine reacts with cancer cells. Describe how learning and developing new skills to analyze a specimen can help make the world a better place. I really need to know this by 9:30 tonight and I'm really lost!!! Please ...

Math
The ratio of Jims money to Peter's money was 4:7 at first. After Jim spent 1/2 of his money and peter spent \$60, Peter had twice as much money as Jim. How much money did Jim have at first?

Math
How do I writ a equation that involves multiplication,contains a variable and has a solution of 5. Can you please help me

math
james sold 450 tickets for the community play. Tickets for children cost \$2, and tickets for adults cost \$5. James sold \$1,800 worth of tickets. How many tickets for adults did James sell?

College mathematics
if 1/2 cup of sugar is used to make 48 cookies how many cookies 2 ¼ cups of sugar?

Science
An arrow is shot vertically upwards with an initial velocity of 14 m/s . Calculate the height reached

life orientation
Freedom of thought

math( pls help me out)
A sample of four families with three children each was taken.find the probability that one family has two girls,two families have three girls and one family has three boys.

math
A sample of four families with three children each was taken.find the probability that one family has two girls,two families have three girls and one family has three boys.

math
find the mean,variance and standard deviation for the number of heads when 10 coins are tossed.

Chemistry
To prepare one liter of 2.5 M solution of HCl, what is the volume of concentrated HCl (37% p/p, d = 1.19 g/mL) to be used?

Chemistry
The normal hormone adrenaline concentration (C9H13NO3) in blood plasma and 6,0x10^-8g / L. How adrenaline molecules are contained in 0.5L of plasma sanguine?

Chemistry
What mass of calcium carbonate reaction with hydrochloric acid yields 44L of the gas at 27 ° C and 1520 mm Hg?

Math
The regular price of an item is 9985 the sale price of the item is 9575 what is the difference between the sale price and the regular price of 10 items

Math
venus and fumiko are coworkers at a rental store Venus earns 2.25 per hour than Fumiko together they earn 14.55 per hour how much money per hour does Venus earn

Math
25/8

math
3/4

technology
Circuit used in the house

Spanish 3
1. ¿Cuál frase usa el pronombre posesivo correctamente? Mi padre está enfermo. A. Él está enfermo. B. El mío está enfermo. **** C. Suyo padre está enfermo. D. Éste está enfermo. 2. Cuál frase usa el ...

SPANISH 3
Ése es un hombre que está ayudando a una mujer.  Ésa es una mujer que está usando la computadora.  Ésta es una computadora que es encima de la mesa.  are they correct now? Thank you!!!

SPANISH 3
I was given this assignment: "Escribe en español un párrafo breve de por lo menos cuatro oraciones. Habla de la foto aquí usando los adjetivos demostrativos como pronombres." (The picture is of a woman on a computer with a man standing over her...

math
Why does Zara have a good driving record

Spanish 3 Homework.
El pronombre que se usa en lugar de "Aquel gato es bonito" es: aquél es bonito. True or false? ***true El pronombre que se usa en lugar de "Ese cantante es muy popular" es: Ése cantante es muy popular. True or false? ***true Am I correct? ...

Tim Newman took out a simple interest loan of \$1500 at a 10 percent interest for 12 months. After 4 payments, the balance is \$1100. He pays off the loan when the next payment is due. What is the interest? Is it \$9.17

math
Tim Newman took out a simple interest loan of \$1500 at a 10 percent interest for 12 months. After 4 payments, the balance is \$1100. He pays off the loan when the next payment is due. What is the interest? Is it \$9.17? Thanks!

chemistry
A helium balloon is filled to a volume of 5.60 L at 25∘C. What will the volume of the balloon become if it is put into liquid nitrogen to lower the temperature of the helium to 77 K? A helium balloon is filled to a volume of 5.60 at 25. What will the volume of the ...

1/2 * 293,027,571/1= 293,027,571/2=146513785.5

math
a designer creates a drawing of a triangular sign on centimeter grid paper for a new business. the drawing has sides measuring 6 cm, 8 cm, and 10 cm, and angles measuring 37°, 53°, and 90°. to create the actual sign shown, the drawing must be dilated using a scale ...

History
Why would President Johnson be so concerned about having citizens and leaders across the nation join him in the cause of achieving equal rights for all citizens? A. They would all be voting on the bill. B. He wanted to make a good impression on the people so they would re-...

History
Thank you for your help, Ms. Sue!

History
Wait. I think 2 may be D?

History
1. The right of "Pursuit of Happiness" would be most likely be identified by today's citizens as the right to: A. educational opportunities B. individual security C. ability to decide what I want to be D. government that is by the people and for the people C is ...

History
Hmmm then C would be a better option?

History
The question is based on "Democracy in America" by Alexis de Tocqueville: "Although private interest directs the greater part of human actions in the United States as well as elsewhere, it does not regulate them all. I must say that I have often seen Americans ...

History
1. Why do some argue that the Supreme Court "legislates from the bench" or, in other words, actually makes law? A. The Supreme Court does not legislate, i.e. make law. B. The Supreme Court is involved in administrative law. C. The Supreme Court's rulings become ...

Government
Ok so it would be B then? Hmm because the online book I use says that if there is permission from at least 9 states, a resolution can be passed.

Government
1. Suppose that the Articles of Confederation are still in force and that a resolution has been proposed that would abolish the executive committee and replace it with a president. Now suppose that, out of the thirteen states, only Pennsylvania did not support the resolution. ...

Math Question
Tom Newman took out a simple interest loan of \$1,500.00 at 10 percent interest for 12 months. after 4 payments the balance is 1,100. he pays off the loan when the next payment is due what is the interest? Is it \$9.17 Thanks!!

Spanish 3 Homework.
Hi Sra, Thank you for responding. I also have one more question: Los hospitales del mundo hispanohablante son muy diferentes que los de los Estados Unidos. True or False? Is this false? Thanks

Spanish 3 Homework.
Hello. For these questions I have to specify whether these sentences are in the correct Spanish form. 1. “Tú das la tarea a tu maestro.” con pronombres es “Tú le la das.” True or false **FALSE 2. “El hombre manda un mensaje a su esposa.&#...

Spanish III Homework
Termina la oración: Cada año, cuando yo era joven, nosotros______. A. fuimos a los parques. B. íbamos a los parques C. vamos a los parques D. iremos a los parques Is it B? Thanks for your help!

math
1. Shawn Fitzgerald finds a suitable property and agrees upon a selling price of \$137,900. The mortgage company requires a 20% down payment and Shawn chooses to finance the property for 30 years at 8%. What is the total amount of interest charged, rounded to the nearest whole ...

Math--MS SUE!
How are you getting 24, 46, and 70? I did a venn diagram and I got 16, 29 and 41?/

Math--MS SUE!
I need help with these questions: A survey of 115 children found that 39 liked The Little Mermaid 43 liked 101 Dalmatians 56 liked Mickey Mouse 7 liked The Little Mermaid and 101 Dalmatians 10 liked The Little Mermaid and Mickey Mouse 16 liked 101 Dalmatians and Mickey Mouse 4...

Math questions
#1 is in reference to monthly payments.

Math questions
1. Shawn Fitzgerald finds a suitable property and agrees upon a selling price of \$137,900. The mortgage company requires a 20% down payment and Shawn chooses to finance the property for 30 years at 8%. What is the total amount of interest charged, rounded to the nearest whole ...

Math Venn Diagram
Ok I think I might understand it now. 1. 16 2. 29 3. 41 Am I correct? Thanks!

Math Venn Diagram
I need help with these questions: A survey of 115 children found that 39 liked The Little Mermaid 43 liked 101 Dalmatians 56 liked Mickey Mouse 7 liked The Little Mermaid and 101 Dalmatians 10 liked The Little Mermaid and Mickey Mouse 16 liked 101 Dalmatians and Mickey Mouse 4...

Math question
Hope this helps!

Math question
Hi, Since 100 students were surveyed and only 74 mentioned liking either of the sodas, that leaves 26 liking neither. When I made the venn diagram, I subtracted 14 from 55 (cola) and came up with 41. I added 41 and 26 and got 67 students that did not like orange soda.

Help with Math!--MS. SUE!
Would these be the right answers? 1. 16 2. 29 3. 41

Help with Math!--MS. SUE!
I am kinda confused with these questions. Would #2 be 29? And #3 be 6?

Help with Math!--MS. SUE!
Hello I need some help with these questions. A survey of 115 children found that 39 liked The Little Mermaid 43 liked 101 Dalmatians 56 liked Mickey Mouse 7 liked The Little Mermaid and 101 Dalmatians 10 liked The Little Mermaid and Mickey Mouse 16 liked 101 Dalmatians and ...

math
what is 66 2/3 of 39?

math
sales tax rate of 5%, what is the total cost if paid 456.60/

Math
What is 7/8-5/6 in simplest form? Please explain how to get your answer.

3 rd grade Math
what do you mean? what do you need help with? A=b*h P= add up all sides

Math
A fruit stand had 36 oranges, 28 lemons, and 16 grapefruits. What was the ratio of oranges to the total pieces of fruit? A. 9 : 20 B. 1 : 2 C. 9 : 11 D. 9 : 7

Pre-Calc
A piece of wire 100 cm long is cut into two pieces. One piece is bent to form a square and the other to form a circle. Let x equal the length of the wire used to form the square. A. write the function that represents the area of the two figures B. determine the domain of the ...

Pre Calculus
At a glassware factory, molten cobalt glass is poured into molds to make paperweights. Each mold is a rectanglar prism whose height is 3 inches greater than the length of each side of the square base. A machine pours 20 cubic inches of liquid glass into each mold. What are the...

algebra
what if a boat used 21 gallons of gas to go 64miles, how many miles can the boat travel on 84 gallon of gas

history
its c sorry me....

history
i think its d will check and really see if its right.

history
8. The political purpose of the Taft-Hartley Act of 1947 was to A. implement NSC-68. B. impose regulations on the steel industry. C. roll back the provisions of the Wagner Act. D. strengthen the Wagner Act.

History
Which

social studies
Wow. Look at how immature y'all are.

Chemistry
Sodium sulfate is slowly added to a solution containing 0.0500 M Ca2 (aq) and 0.0370 M Ag (aq). What will be the concentration of Ca2 (aq) when Ag2SO4(s) begins to precipitate?

calculus
If the nth partial sum of an is sn=(3n-2)/(n+1) what is an when x>1? and what is the sum of an?

physics
A(n) 800 kg drag race car accelerates from rest to 103 km/h in 1.05 s. What average net force is exerted on the car?

physics
The instant before a squishy ball of mass meets a horizontal floor and comes to rest in time ?t it has momentum p = p0 (ˆi −ˆj ) .What average force does the floor exert on the ball in order to stop it during this time interval?

Physics
At time 9 s, a car with mass 1400 kg is lo- cated at <94m, 0 m, 30m> and has momentum <4500 kg · m/sec, 0 kg · m/sec,−3000 kg · m/sec> . The car’s momentum is not changing. At time 18 s, find the position of the car: ~d = <dx, dy...

Physics
At time 9 s, a car with mass 1400 kg is lo- cated at <94m, 0 m, 30m> and has momentum <4500 kg · m/sec, 0 kg · m/sec,−3000 kg · m/sec> . The car’s momentum is not changing. At time 18 s, find the position of the car: ~d = <dx, dy...

calculus
limit as n approaches infinity for the function ((-1)^n)((5n+7)/(6n+5))

Physics
an alpha particle of mass m= 6.6 x 10^-27 kg has a speed of .81c, where the speed of light is c= 3 x 10^8 m/s. The alpha particle collides with a gold nucleus and rebounds with the same speed in the opposite direction. If the collision lasted for t= 4 x 10^-7s, what is the ...

physic
an alpha particle of mass m= 6.6 x 10^-27 kg has a speed of .81c, where the speed of light is c= 3 x 10^8 m/s. The alpha particle collides with a gold nucleus and rebounds with the same speed in the opposite direction. If the collision lasted for t= 4 x 10^-7s, what is the ...

physics
an electron of mass m has a speed of v. at what speed would the ration of the magnitudes of the relativistic and non relativistic momenta be equal to 2?

Physics
An electron passes location <0.02m, 0.04m,−0.06m>, and 4 μs later is de- tected at location <0.02 m, 1.84 m,−0.86 m>. Find the average velocity of the elecron: ¯v = <vx, vy, vz> If the electron continues to travel at this av- erage ...

physics
An electron passes location h0.02m, 0.04m,−0.06mi, and 4 μs later is de- tected at location h0.02 m, 1.84 m,−0.86 mi. Find the average velocity of the elecron: ¯v = <vx, vy, vz> If the electron continues to travel at this av- erage velocity, find ...

physics
A baseball has a mass of about 155 g. What is the magnitude of the momentum of a baseball thrown at a speed of 95 mph?(Note that you need to convert mass to kilograms and miles per hour to meters per second.) Answer in units of kg · m/s

Physics
An ice skater skates 16.9 m southwest, then 33.8 m east, and finally 50.7 m in a direction 50.9◦ north of east. Find the magnitude of the displacement re- quired to bring the skater back to her starting point. Answer in units of m

math
B. 7:15

Chemistry
The antacid Amphogel contains aluminum hydroxide Al(OH)3. How many milliliters of 6.00M HCl are required to react with 150mL of 1.12M Al(OH)3? Al(OH)3(s) + 3HCl(aq) → AlCl3(aq) + 3H2O(aq) Help please and thanks in advance

Physics
4. Suppose the observed motion of a moving airplane, illustrated by a distance vs. time graph, is nearly a straight line with zero distance traveled at zero time. State what this shows about the relationship between distance and time, name the type of relationship, and tell ...

Literature
Your answer is A hope that helped!

Chemistry
Technetium-99m is an ideal radioisotope for scanning organs because it has a half-life of 6.0 hr and is a pure gamma emitter. Suppose that 200mg were prepared in the technetium generator this morning. How many milligrams would remain after the following intervals? 1- One half ...

Chemistry
Technetium-99m is an ideal radioisotope for scanning organs because it has a half-life of 6.0 hr and is a pure gamma emitter. Suppose that 200mg were prepared in the technetium generator this morning. How many milligrams would remain after the following intervals? 1- One half ...

Chemistry
Technetium-99m is an ideal radioisotope for scanning organs because it has a half-life of 6.0 hr and is a pure gamma emitter. Suppose that 200mg were prepared in the technetium generator this morning. How many milligrams would remain after the following intervals? 1- One half ...

american history
its a

american history
no d

math
0.5

math
Joey has a beach ball with a radius of 20 cm. What volume of air will it hold when fully inflated?

7th Grade Social Studies
Natasha is correct.

I just took this test, I'm going to help you with problems 13 through 15. 13.C 14.C 15.D I got 100% on this test. Btw... Connections kids aren't really allowed to ask these questions you konw.

social studies
which of the following statements is supported by the information in the map? ONE) australia is self-supporting in oil two)Africa trades oil only with south America.three)the soviet Union has trade routes with every major continent. four) all of the major continents have crude...

math
A cylindrical gasoline can is 18 inches across and 20 inches tall.which expression represents the approximate volume in cubic inches? (1)(3.14)(9)2(20) 2) (3.14)(9)(202)2 3) (3.14)(18)(20) 4) (3.14(18)2(20) 5) (3.14(36)2(20)

math
i need your help please guys thanks

math
one angle of a triangle is 90 degrees.if the ratio of the legs is 1:1,what are the measures [in degrees] of the two remaining angles? [1] 30 and 30 [ 2] 30 and 60 [ 3] 45 and 45 [ 4] 60 and 60 [5] 45 and 30

math
a large elm tree died after it was struck by lightning.the property owner thinks he can remove it himself,but is concerned that it will fall on his greenhouse.he takes several measurement before attempting to cut it down.at 3 p.m. he measures the shadow of the tree and finds ...

1. Pages:
2. 1
3. 2
4. Next>>

Post a New Question