Wednesday

July 23, 2014

July 23, 2014

Total # Posts: 38

**math**

thanks

**math**

Why 0!=1 Plz help me to prove this statement.

**math**

16:64=48:x 16/64=48/x 1/4=48/x by cross multiplication x=192 so you can buy 192inches of wire.

**Pre Algebra**

Find the product and write in lowest terms. 10/51.3/8

**chemistry**

Sodium thiosulfate, Na2S2O3, is used as a fixer in photographic film developing. The amount of Na2S2O3 in a solution can be determined by a titration with iodine, I2, according to the equation: 2Na2S2O3(aq) + I2(aq) --> Na2S4O6 +2NaI(aq). Calculate the concentration of the ...

**math**

in a class there are 35 students.25 of the students can play basketball ,and 15 of the students can play football .5 of the students cannot play either of these.how many students can play both?

**chemistry**

how many sig figs in this number: 32.6721

**math**

80

**Annur mathematics**

Approximate the followin. 1.2.7272to 2d.p

**science chemistry**

1000g of a 55%(mass percentage) nitric acid solution is to be diluted to 20%(mass percentage) nitric acid solution.how many liters of water should be added to the starting solution?

**science chemistry**

1000g of a 55%(mass percentage) nitric acid solution is to be diluted to 20%(mass percentage) nitric acid solution.how many liters of water should be added to the starting solution?

**Chemistry**

How many moles of Fe3O4 are required to supply enough iron to prepare 0.442 mol Fe2O3?

**physics**

a car of mass 'm'starts from rest and is driven with constant power.after some time it covers a distance 'x'.what should be the speed of car?how we can find the speed of car?

**math**

divide both sides of equation by 9 x-5=4x-5 or 4x-5=x-5 add 5 and -x on both sides 4x-5-x+5=x-5-x+5 3x=0 divide both sides by 3 3x/3=0/3 x=0

**physics**

A rocket carrying a satellite is accelerating straight up from the earth's surface. At 1.20 after liftoff, the rocket clears the top of its launch platform, 68 above the ground. After an additional 4.85 , it is 1.50 above the ground.Calculate the magnitude of the average v...

**physics **

A ship leaves the island of Guam and sails a distance 280 at an angle 38.0 north of west.In which direction must it now head so that its resultant displacement will be 115 directly east of Guam? (Express your answer as an angle measured south of east) How far must it sail so t...

**physics **

The scalar product of vectors and is +53.0 . Vector has magnitude 6.00 and direction 28.0 west of south. If vector has direction 39.0 south of east, what is the magnitude of ?

**physics**

i forgot to put thanks a lot for your time

**physics **

Two vectors and have magnitude = 3.08 and = 3.08. Their vector product is = -5.07 + 2.00 . What is the angle between and

**PHYSICS**

In what direction should Ricardo walk to go directly toward Jane?

**PHYSICS**

What is the distance between them?

**PHYSICS**

Ricardo and Jane are standing under a tree in the middle of a pasture. An argument ensues, and they walk away in different directions. Ricardo walks 28.0 in a direction 60.0 west of north. Jane walks 11.0 in a direction 30.0 south of west. They then stop and turn to face each ...

**physics **

thanks you so much

**kuwait **

You are camping with two friends, Joe and Karl. Since all three of you like your privacy, you don't pitch your tents close together. Joe's tent is 19.5 from yours, in the direction 21.5 north of east. Karl's tent is 41.0 from yours, in the direction 41.0 south of e...

**physics**

Assuming you mean 18.1 cm. x = at^2/2 ==> t = sqrt(2x/a) a = g = 9.81 m/s^2 2x = 0.362 t = 0.1921 s. it is right but you enter 18.2 ok

**Ecology**

I see what is if i try to assume data results, based on prior knowledge is that possible if so how would i do that can you please point me in the right direction. Thank you very much appreciate it.

**Ecology**

I Have an assignment that requires me to design, write and carry out an analysis and a report of survey from beginning to end however, the confusing part it that it has to be done without any actual data i dont know how to start that. Please help topic is Cancer related to occ...

**physics**

A rock is thrown off a cliff in the horizontal direction at a speed of 2.4 m/s. What is the magnitude of its vertical speed 0.38 s later?

**Physics**

I am also in the VASTS program.My data is different, but they have the same concept.

**Physics**

I am also in the VASTS program.My data is different, but they have the same concept.

**Physics**

I am also in the VASTS program.My data is different, but they have the same concept.

**physics**

YO are you vlad from my geometry class, mr. schwaigoffer

**social studies**

I have a few questions regarding the issue of jemaah prayer for women. We know that the prayers made in the masjidil haram is 100,000 times than other places. Yet, for a woman prayer in her house is better. 1. Does this mean that a woman’s prayer at home will be better th...

**religion**

I have a few questions regarding the issue of jemaah prayer for women. We know that the prayers made in the masjidil haram is 100,000 times than other places. Yet, for a woman prayer in her house is better. 1. Does this mean that a woman’s prayer at home will be better th...

**hardware**

hi i have a project to make a step by step tutorial on how to build a computer can i get help?

**accounting**

Identify several ways in which you currently use accounting information in your life as a student. Also identify several situations in which, while you are still a student, you might be required to supply financial information about yourself to others?

**physics**

Find the distance (measured in earth radii, RE) from the center of the earth to a point outside the earth where the acceleration of gravity due to the earth is exactly one ninth of its value on the surface of the earth.

**chemistry 1st year, for midterm help**

PIEASE TELL ME HOW MANY MAKES THE QUESTION

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