I am completing my lab and cannot figure this out. I need someone to go over it and make sure I am right because I can't figure out why my empirical formula does not match the molecular formula. #7 is the one I am really having a problem with, but here is all the info so y...
where does the 1 come in?
can someone please tell me if this is right or this simple really? the question is to express using a positive exponent. m^-6 so do you really just change it to m^6 so that it is positive? Or how do you go about that?
oh makes sense! Because once you put them on the opposite side of the equation they would change fromeither positive to negative or negative to positive.
I still am confused, but let me try this (x-1)(x+2) but I am not sure where to go from here
how do you find the x-intercepts y=x^2+2x-3
what about the 3w though? where does that go and how do you figure to get the numbers on the oposite side, sorry I just don't understand math
how would you calculate the weight of percipitate of AgBr that will dissolve in 400 ml of water?
If AC = 20 centimeters, and BC = 16 centimeters, which does AB equal?
According to most Romanticists, the developments of science and industry brought about what kind of changes to the world? A.useful changes B.harmful changes C.essential changes D.unimportantchanges
Why did Wordsworth use simple diction in "The Solitary Reaper"?
Thank you for the help ..
Honestly, I don't know thats why I am asking you to help me understand.
Effectively interpreting symbols in a poem requires _____. A. a degree in English B. knowledge about the time period and author as well as evidence from the poem C. Internet research to see what other people have said about the poem D.rhythm and meter to make the symbols lyrical
I am not under standing what this is wanting me to do. Can some one please help me? Write five sentences about the role of education in successful financial planning, in which you correctly use a different verb tense in each sentence.
Stress Management Techniques
Angela, you must just be really stupid cause I used every single answer from the bottom answers and I got a 100. So apparently not even the correct answers can help your stupidity.
How do I solve a quadratic equation?
In the genetic investigations with C-Fern Lab: what can you determine about the pattern of inheritance from the compiled data?
if the initial orbital is 3 and the ending orbital is 2, what is the wavelength?
Alice is 1.5m tall. She is standing 3m from the foot of a lamppost. The lamp is 4.5m from the ground. How long will Alice's shadow be?
Please guide me on what I have don incorrectly: Part I: True or False 1. The following word group is a FRAGMENT: That movie, one of my favorites. X True __False 2. The following word group is a FRAGMENT: The local baseball team, needing a good pitcher most of all. X True __Fal...
What is needed to calculate the mass of ammonia gas produced from 2.0 L of nitrogen gas in excess hydrogen gas in the reaction below? N2(g) + 3H2(g) ® 2NH3(g)
Please help what are the consequences of nondisjunction of the sex chromosomes? Thanks
How do you solve a proportion?
A woman who weighs 500N stands on an 8.0-m-long board that weighs 100N. The board is supported at each end. The support force at the right end is 3 times the support force at the left end. How far from the right end is the woman standing?
Little Norma has mass 20kg and wants to use a 4.0-m board of mass 10kg as a seesaw. Her friends are busy, so Little Norma seesaws by herself by putting the support at the system's center of gravity when she sits on one end of the board. How far is she from the support point?
A ventilation fan has blades 0.25 m long rotating at 20 rpm. What is the centripetal acceleration of a point on the outer tip of a blade?
A Ferris wheel, rotating initially at an angular speed of 0.500 rad/s, accelerates over a 7.00-s interval at a rate of 0.04 rad/s^2. What angular displacement does the Ferris wheel undergo in this 7-s interval?
A 0.30-m-radius automobile tire rotates how many radians after starting from rest and accelerating at a constant 2.0 rad/s^2 over a 5.0-s interval?
Starting from rest, a wheel undergoes constant angular acceleration for a period of time T. At what time after the start of rotation does the wheel reach an angular speed equal to its average angular speed for this interval?
x^2 minus 4x+3 over x^2 olus 3x-18 -x^2-minus 1 over x^2 plus 10x plus 24 =
X^2-4x+3/x^2+3x-18-X62-1/x^2+10x+24 can someone work this problem for me. I have tried it does seem to work right.
are the joules supposed to be on the side where the 1 is? so its 314= 50x specific heatx 25?
calculate the specific heat of a metallic element if 314 joules of energy are needed to raise the teperature of a 50.0g sample from 25C to 50C. i'm not sure if you use the Q=(s)(m)(delta t) equation or not since it asks for the specific heat not the specific heat capacity....
describe what holds a molecule together internally versus what holds different molecules together as solids and liquids
the problem is x^2 plus 4x-minus 5 over5x-5 time 5x over x+5 without parenthesis.
The problem is wrote like this x^2+4x-5/5x-5*5x/x+5 I have tried to work it. but canot get it.
x^2+4x-5 over 5x-5 time 5x over/x+5 X(x+1)/1x-6*5x/x+5 this is far as get I can not seem where else to go
-12x^6+24x^5-18x^2=2x^4+4x^3+3x could some one tell me if the answer is right. Please help I am not good with sign confused.
-12X^6+24x^5-18x^2/-6x^2=2x^4+24x^3-3x could some one check this for me please
ummm, I know you may be trying to help people, but by just typing their question into yaH'oo DOESN'T help. They can do that themselves, they are looking for direct answers, not y'ahoo. Thanks for attempting to help
How long will it take for money invested at 3.29% compunded monthly to double?
The majority of the worlds diamonds comes from Country A and Country B. Suppose that the marginal cost of mining a diamond is $1,000 per diamond and that the demand schedule for diamonds is as follows: Price Quantity $ 6,000 5,500 5,000 6,500 4,000 7,500 3,000 8,500 2,00...
The person in question was able to settle into a job and marriage like the rest of the group.
x^2+4x-8 (X+4)^2=6 could you help me please.
Is where the following trinomials perfect squares. X^2+16x+64 this is the problem is does not have equal. so could you work this for me please.
x^2 +16x+64 x^2+16x=64 (x=3)^2=16x-64 16x=-64 x=-4 Check this problem please
I wrote is down wrong. Here is the correct problem. Solving by factoring X^2+4x+3=0
Solve by factoring x^2+4x+5=0 need help
What was the molarity of K2CrO4? M = moles/liter
How many grams of potassium chromate are in K2CrO4?
How many moles of potassium chromate were in 15 mL of K2CrO4?
Howm many moles of chromate ions must have been in K2CrO4?
Externalities are third party consequence of some other action. They can be positive or negative externalities and they impose a benefit or cost to a third party. Identify a positive and a negative externality. Discuss the benefits and costs associated with each type of extern...
How many grams of solute are in each of the following solutions? 18.4 mL of a 9.50 m H3PO4 solution
The psychologists are interested in whether depressed people undergoing group therapy will perform a different number of activities of daily living before and after group therapy. Therefore, the psychologists have randomly selected 8 depressed clients in a 6-week group therapy...
Chemistry help please!
ok i think i might understand. my packet doesn't mention ICE, so i guess that might be a problem. but thanks for your help!
Chemistry help please!
i'm still not understanding the first question. and there's nothing saying if its a Kc or Kp it just says K. and there is no beginning pressure. but for the second question i got 5.3x10^-7. i haven't converted that to grams per liter yet.
Chemistry help please!
Uhh. what is an ICE chart?
Chemistry help please!
-Suppose K= 4.5x10^-3 at a certain temperature for the reaction : PCl5 <--> PCl3+ Cl3, what must be the concentration of Cl2 under these conditions? -Chromate ion, Cro4^-2, is used as a qualitative test for lead(II) ion, forming a birght yello precipitate of lead chromat...
distributive property! -3h-h^2
no, it wouldn't be that
$46,000 * 6%= $46,000*.06= $2760 They give $2,760 to missionaries each year
1. P=(2L)+(2W) 2. V=LWH 3. C=F+8A
Find the area of the shaded region. the outter shape is a rectangle and the inside shape is a triangle everything but the triangle is shaded now the numbers are 18 (on left side of rectangle) and 28 (on the bottom) the wide part of the triangle on the inside of the rectangle i...
If you are making a team of 4 members. You have 4 women and seven men to choose from. How many different combinations can you have?
its a microsoft program that allows you to make graphs, charts etc. ~aShLeY
first multiply 3 by 30 to get 90. if 30 women go, that is $90, so you have to make $10 on men and children, so have 3 men go to get $6 more, and then you need $4 so divide that by $.50 and you get 8, so 8 children have to go. so you now have 30 women, 3 men, and 6 children. ch...
what is your question?
well, there are 2 red jacks in a deck, so you have a 2 out of 52 chance of pulling a red jack. but now you should simplify that, so what is 2/52 simplified to? ~aShLeY
QUESTION FOR ALL!!
Where is Ms. Sue??? I haven't seen her post any answers for a while now. She's such a help!! Does anyone know where she is? Post any comments. ~aShLeY
if it is a prediction, then you need to make it yourself, use what you have learned and your additional insight to make an educated prediction of what will happen, no one can help you with this. ~aShLeY
a hammer falls off a roof and strikes the ground with a certain amount of kenetic energy. if it fell from a roof twice, would its kenetic energy change? explain?
I have to do a project on the crusades. I need five places that were significant during the crusades but mainly the first 4. I have to knowwhat role it played in the war, what happened there, and key people that were at these locations. Any help at all is greatly appreciated. ...
search in google images?
5 inches x 10 hops= 50 inches 14 inches x 10 hops= 140 inches 140 inches-50 inches= 90 inches so, the baby has to travel 90 more inches to catch up to his mom, if he travels 5 inches per hop, how many more will it take?? Hopefully you can continue from here, if not let me know...
Um, i dont know what your talking about. This is my first post, i saw your answers to the other post and it didn't really help so i thought i should post my own question up...rude much
Given vectors u= (t, 2t, 3) and v=(2t, 5t, -1). For what values of t a) are u and v parallel? b) are u and v perpendicular?
I need help with two problem please. 4m^+20m+25= over the m is 2. w3+5w^-w=5 Please help me. over the w is three and 5w is 2. so could please help me this had to be done tonight.
x^2x-35 x(2x-35) x(x-35) check this for me thank for your help.
It seem when I turn in problem noone answer them could someone tell me why.
factoring completely, state that the polynomials is prime. x^-16 (x+8)(x-8) not prime. x^-8x+12 x(8x+12) (4x+6) Check these problem me please
The gas was propane
Need help with #2 & # 3 1. Record the pairs of data for pressure (atm) and volume (mL). Pressure(atm) Volume(mL) 1.000 150 mL 1.154 130 mL 1.364 110 mL 1.667 90 mL 2. Does your experimental data verify Boyle's Law? Explain. 3. What pressure would the gas sample have at a v...
4m^+20m+25= 4(m+20m+25) over the 4 is two square could you check this problem
-32a^+4a-6= 2(a^(a+16)+2(2a+3) 2(a^+16)(a+2)(x+6) Is this right could you help me.
It mean x with 2 over it and divide by x+3
x^+2x^-5x-6/x+3= x+x-6 is this right, please help with this question
a 4" x 6" photograph needs to be enlarged to 10" x 15" to fit into an existing frame. What is the ratio of the dimensions of the original photograph to the corresponding dimensions of the enlarged photograph?
A satellite orbits the Earth with a fixed radius, what happens to the satellite if the speed is decreased to zero?
Why do animals ( in the water) (fresh) need plants??? Why is it important ?
how do you simplify log5 square root pq over 8
actually i understand it now. i looked at some of the other responses you gave to other similar questions. Thanks tho. :)
i keep trying to do it and i dont understand what i am doing wrong