Questions Asked on May 20, 2010

write and balanced equation for the formation of magnesium nitride from it elements
1. 2 answers
2. asked by nia
3. 1,787 views
please explain how a large variance from budget would you consider important to address on a monthly hospital variance report:5%
1. 0 answers
2. asked by Anonymous
3. 480 views
Find the area of the shaded region.the outter shape is a rectangle and the inside shape is a triangle everything but the
1. 1 answer
2. asked by ashley
3. 1,501 views
If f(x) = - 2x2 + 2x - 3, what is f(5)?
1. 3 answers
2. asked by Bill
3. 2,223 views
f(x) = (x - 3)2, with domain [3, ∞)What is the range of function f?
1. 0 answers
2. asked by Bill
3. 334 views
A sample of oxygen occupies 10.0 L under a pressure of 105 kPa. At whatpressure will it occupy 13.4 L if the temperature does
1. 1 answer
2. asked by maria
3. 857 views
the molar heat of vaporization for water is 40.79 kJ/mol. How would you express this heat of vaporization in joules per gram.
1. 2 answers
2. asked by Sienna
3. 3,126 views
A student collects 400 mL of oxygen at 9.80 kPa. If the temperature remainsconstant, what volume would this gas occupy at 9.40
1. 2 answers
2. asked by maria
3. 607 views
Simplify: (6y + 10z) - (13y - 5z + 4)
1. 3 answers
2. asked by Cody
3. 1,002 views
In chapter 3 of the book "A Long Way Gone", is Ishmael Beah actually dreaming as he goes to bed reminicing about the memories of
1. 0 answers
2. asked by AL 92
3. 582 views
Using calories, calculate how much heat 32.0g of water absorbs when it is heated from 25.0 degrees C to 80.0 degrees C. How many
1. 1 answer
2. asked by Jack
3. 619 views
A chunk of silver has a heat capacity of 42.8 J/degrees C and a mass of 181g. Calculate the specific heat of silver.
1. 2 answers
2. asked by Ralph
3. 1,714 views
how do i write these in equations to represent each situation?1. the perimeter P of a rectangle is the sum of twice the length L
1. 2 answers
2. asked by Sara!
3. 533 views
How many kilojoules of heat are absorbed when 1.00L of water is heated from 18 degrees C to 85 degrees C?
1. 1 answer
2. asked by Sarah
3. 618 views
the kiel family has an annual income of $46,ooo. If they buget 6% for missions, how much will they give to missionaries each
1. 1 answer
2. asked by trevor
3. 382 views
When 2 mol of solid magnesium (Mg) combines with 1 mole of oxygen gas (O2), 2 mol of solid magnesium oxide (MgO) is formed and
1. 2 answers
2. asked by Kim
3. 4,548 views
The measures of the angles in quadrilaterals are in the extended ratio of 3:4:5:6. What are the measures of the angles?
1. 1 answer
2. asked by Emily
3. 907 views
Gasohol contains ethanol (C2H4OH)(l), which when burned reacts with oxygen to produce CO2(g) and H2O(g). How much heat is
1. 6 answers
2. asked by Keith
3. 11,647 views
3x + y = 3x + y = 2 Solve the systems of equations. Options: x=1/2 y=3 x=3 y=1/2 x=1/2 y=3/2 x=3/2 y=1/2
1. 1 answer
2. asked by Cody
3. 391 views
f(x) = (x - 3)2, with domain [3, ∞)What is the range of function f?
1. 1 answer
2. asked by Cody
3. 392 views
Calculate the volume of H2 produced at 300 K and 98.65 kPa when 48 g of Mgreacts with excess HCl according to the following
1. 1 answer
2. asked by maria
3. 572 views
The equation for the reaction of sodium with water is as follows:2Na(s) �2H2O(l) £ H2(g) �2NaOH(aq) How many liters of H2 are
1. 1 answer
2. asked by maria
3. 861 views
how do i write this in equation of this situationThe cost C of a telegram of 18 words is the cost F of the first 10 words plus
1. 4 answers
2. asked by Sara!
3. 529 views
Find the equation in expanded form of the ellipse with center at (4,-2), a=2, b=3.Thanks :]
1. 0 answers
2. asked by Bee
3. 409 views
what is h(-3-h)
1. 1 answer
2. asked by nik
3. 311 views
Do you find this site useful?
1. 2 answers
2. asked by Jiskha
3. 434 views
i need help on making a TROCHAIC poem for a project.i really need help
1. 0 answers
2. asked by maddie
3. 440 views
is where we can get practice testss and stuff??',:I
1. 0 answers
2. asked by sparkle
3. 334 views
square root of 75 - square root of 12.simplify
1. 1 answer
2. asked by Austin
3. 394 views
624 without using hundreds
1. 1 answer
2. asked by Anonymous
3. 318 views
how do you calculate the area of a trapezoid the has the base of 11.25 the height of 6.5 and the top of the trapezoid 7.50
1. 1 answer
2. asked by danica
3. 1,291 views
Can you solve this problem?2a+b/(a-b)(a-2b) - a+4b/(a-b)(a-3b) - a-7b/(a-2b)(a-3b)
1. 1 answer
2. asked by Ike
3. 356 views
Matt used 2 hundreds, 18 tens, and 4 ones to model a number. What number did matt model?
1. 1 answer
2. asked by Anonymous
3. 643 views
If f(x) = - 2x2 + 2x - 3, what is f(5)?
1. 1 answer
2. asked by Austin
3. 547 views
The specific heat of copper is .4 joules/gram degrees Celsius. How much heat is needed to change the temperature of a 30 gram
1. 2 answers
2. asked by Jake
3. 2,402 views
Solve: 1/2x+3<4x-7
1. 1 answer
2. asked by Austin
3. 347 views
Do you know what happened to Ms. Sue? She's not answering any questions!
1. 2 answers
2. asked by Anonymous
3. 398 views
my mind refused to let me do that or does that
1. 1 answer
2. asked by flame
3. 337 views
The probability that a university graduate will be offered no jobs within a month of graduation is estimated to be 5%. The
1. 5 answers
2. asked by Miranda
3. 4,213 views
Using calories, calculate how much heat 32.0g of water absorbs when it is heated from 25.0 degrees C to 80.0 degrees C. How many
1. 1 answer
2. asked by Jack
3. 686 views
what is 9.8___=g
1. 1 answer
2. asked by Allyssa
3. 143 views
WHICH FUNCTION LINEAR EXPONENTIAL OR QUADRATIC BEST MODELS THIS DATA(-1,3),(1,3),(3,27),(5,75),(7,147)
1. 1 answer
2. asked by miranda
3. 860 views
I need help with having to write an introduction on a persuasive essay about how smoking should be outlawed
1. 4 answers
2. asked by Tena
3. 514 views
Let Y be a random number between 0 and 1 generated by an idealized random number generator. Find the following probabilities:A.
1. 1 answer
2. asked by Julia T
3. 810 views
What do the terms law and justice mean to you?
1. 2 answers
2. asked by Anonymous
3. 384 views
How does energy flow through the biosphere?
1. 0 answers
2. asked by Olivia
3. 1,227 views
A 6 m flagpole casts a 5 m shadow at the sametime of the day as a building casts a 28m shadow. How tall is the building? I drew
1. 2 answers
2. asked by Jen
3. 591 views
Using calories, calculate how much heat 32.0g of water absorbs when it is heated from 25.0 degrees C to 80.0 degrees C. How many
1. 2 answers
2. asked by Jack
3. 3,880 views
A chunk of silver has a heat capacity of 42.8 J/degrees C and a mass of 181g. Calculate the specific heat of silver.Did I do
1. 1 answer
2. asked by Ralph
3. 1,859 views
How many kilojoules of heat are absorbed when 1.00L of water is heated from 18 degrees C to 85 degrees C?Can you please explain
1. 2 answers
2. asked by Sarah
3. 1,048 views
-What are the products and reactants of chemosynthesis-What substance cam be measured in the water to estimate the amount of
1. 1 answer
2. asked by Karissa
3. 694 views
How many kilojoules of heat are absorbed when 1.00L of water is heated from 18 degrees C to 85 degrees C?Did I do this right?
1. 1 answer
2. asked by Sarah
3. 960 views
which group believed the language of article 10 of the treaty of versailles contradicted the power of congress to declare war?
1. 2 answers
2. asked by Anonymous
3. 525 views
Gasohol contains ethanol (C2H4OH)(l), which when burned reacts with oxygen to produce CO2(g) and H2O(g). How much heat is
1. 2 answers
2. asked by Kieth
3. 1,056 views
when 45g of an alloy is dropped into 100.0 g of water at 25c, the final temperature is 37c. what is the specific heat of the
1. 1 answer
2. asked by andrea
3. 1,830 views
What is the slope of the straight line 3x - 9y = 44
1. 3 answers
2. asked by ASWAT
3. 676 views
pierre was born in the twentieth century and will be x years old in the year x squared. In what year was pierre born
1. 1 answer
2. asked by fred
3. 721 views
Gasohol contains ethanol (C2H4OH)(l), which when burned reacts with oxygen to produce CO2(g) and H2O(g). How much heat is
1. 2 answers
2. asked by Kieth
3. 790 views
A 1m^3 object is floating in water. A third of the object is submerged. How much does the object weigh?
1. 1 answer
2. asked by Ally
3. 468 views
What function does the judicial system currently serve regarding health care delivery?
1. 0 answers
2. asked by Anonymous
3. 423 views
What is a monologue?Can it be what a person thinks right at that moment or is it what a person thinks after an event?
1. 1 answer
2. asked by Anonymous
3. 432 views
Mutilpy rational expression3/a^2+a*2a+2/6=3/a(a+1)*2(a+1)=1a could someone check this for me.
1. 1 answer
2. asked by Angelia
3. 410 views
how do i solve this?:(2x+12)x=?
1. 2 answers
2. asked by billy
3. 286 views
can someone give me a list of 4 year colleges that teach criminology or criminal justice
1. 2 answers
2. asked by Angel
3. 517 views
How do I draw the diagram/graph for this problem?Find the exact values of the six trigonometric functions of theta if the
1. 1 answer
2. asked by Ana
3. 1,154 views
How do I solve this equation
1. 1 answer
2. asked by billy
3. 347 views
How do I solve this equation
1. 1 answer
2. asked by billy
3. 389 views
(2x+12) How do I solve for x
1. 2 answers
2. asked by billy
3. 363 views
(2x+12)how do I solve this as a degree in an angle
1. 1 answer
2. asked by billy
3. 369 views
y/4+2y=2y^2/4check this
1. 1 answer
2. asked by Keaton
3. 302 views
3/2y-3/2y+4could you help me please
1. 4 answers
2. asked by Keaton
3. 374 views
A potential difference of 4.75 kV is established between parallel plates in airf the air becomes ionized (and hence electrically
1. 3 answers
2. asked by Sally
3. 5,365 views
The question is how many kilojoules are required to melt 24g of ice at 100 degrees celsius?Can you please correct me if im
1. 1 answer
2. asked by evelyn
3. 1,145 views
3/2y-3/2y+4=Can someone please help with this problem
1. 1 answer
2. asked by Keaton
3. 321 views
what volume of HCl gas is needed to neutralise 50 ml of 0.1M NaOH at stp?
1. 1 answer
2. asked by boond
3. 417 views
a balloon contains 30.0 L of helium gas at 103 kPa. What is the volume of the helium when the balloon rises to an altitude where
1. 1 answer
2. asked by Brad
3. 1,267 views
How have guppies adapted over time to their freshwater environment?thanks:)
1. 0 answers
2. asked by Rebekah
3. 442 views
A baby bounces up and down in her crib. Her mass is 13.5 kg, and the crib mattress can be modeled as a light spring with force
1. 3 answers
2. asked by gill
3. 2,069 views
// (2X+12) DEGREE --------------- / / HOW DO I FIND X IN ORDER TO FIND THE DEGREE OF THIS ANGLE
1. 1 answer
2. asked by billy
3. 365 views
/- WRITE AN EQUATION TO FIND X I'M LOOKING FOR THE DEGREE OF THE TWO ANGLES /(2X+12) a ------------- / / (6X+16) b
1. 1 answer
2. asked by billy
3. 341 views
The side lengths of a right triangle are each an integral number of units. If one of the legs is 13 units, what is the perimeter
1. 2 answers
2. asked by Zach
3. 658 views
Solve 2x -4y =-4 and 2x-2y =0
1. 1 answer
2. asked by Anonymous
3. 416 views
5/y-3=y+7/2y-6+1=an equation with extraneou solution. I need help with this problem
1. 2 answers
2. asked by angelia
3. 353 views
Can you check these sentences for me?Thank you in advance. 1) Eveline belongs to a collection of fifteen stories which was
1. 1 answer
2. asked by Franco
3. 502 views
I forgot to include the following sentences. I hope you can look at them as well.8) The second theme, epiphany, describes a
1. 1 answer
2. asked by Franco
3. 509 views
only half my box comes up
1. 1 answer
2. asked by kathy
3. 287 views
what can be the best way to explain the differences between exclusion and segregation??- Thanks
1. 1 answer
2. asked by rose
3. 564 views
The military conquest of the assyrians were made possible by theirA. powerful navy B. Efficient military organization and
1. 1 answer
2. asked by Amber
3. 606 views
How do you find the discount ofRegular Price $38 Discount 10%
1. 2 answers
2. asked by penelope
3. 473 views
Okay, my teacher showed me in class this container. It had a balloon in the shape of a hand attached to the rim of the jar and
1. 1 answer
2. asked by ~anonymous
3. 513 views
What will be the outcome to global economics and the condition of man given increasing global birth rates and why?
1. 0 answers
2. asked by kaley
3. 429 views
Factor completely3p^2q + 9p^2q^2 - 12p^2q^3 I have done the following: 3p^2q(1+3q-4q^) but then i get stuck..not sure if that's
1. 2 answers
2. asked by help
3. 435 views
Train A is 12 mph slower than train B. Train A travels 230miles in the same time it takes train B to travel 290 miles. Find the
1. 0 answers
2. asked by Marie
3. 492 views
What social, political, and economic changes pulled the North and the South farther apart? What was the final determining factor
1. 0 answers
2. asked by Gail
3. 661 views
9x + 2 = 13 divided by 5
1. 2 answers
2. asked by AJ
3. 337 views
find, to the nearest minute, the solution set of 4 cos x + 5 = 6 sec x over the domain 0 degrees which is less than or eaual to
1. 0 answers
2. asked by Clarkney
3. 393 views
find, to the nearest minute, the solution set of 1- sin x = 3 cos^2 x over the domain 0 degrees to 360 degres
1. 0 answers
2. asked by Clarkney
3. 437 views
IN THIS EXPERIMENT YOU FILL A PREFROM WITH WATER AND PUT A DRINKING STRAW INTO THE PREFROM AND USE CLAY TO SEAL THE OPENING.It
1. 1 answer
2. asked by POPCORN
3. 854 views
ind, to the nearest minute, the solution set of 4 cos x + 5 = 6 sec x over the domain 0 degrees
1. 0 answers
2. asked by Clarkney
3. 369 views
ABC is an isosceles triangle inscribed within a circle of radius 4,such that side BC passes through the center.What is the
1. 0 answers
2. asked by Amanda
3. 429 views

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