# Chemistry- Someone please help ASAP- PLEASE

120,344 results

**ASAP**

can someone please make up an address and a phone number that i can use for my brochure? please. please. ASAP

**Chemistry- Someone please help ASAP- PLEASE**

A compound contains 38.7% K, 13.9% N, and 47.4% O by mass. What is the empirical formula of the compound?

**FRENCH WORK ASAP**

please please someone check my work I don't understand it fully so I am asking if someone could please check my work thank you if it's too much I'm sorry. God Bless

**Physics Please COULD SOMEONE HELP ME ASAP PLZ**

When an object is placed 55.0cm from a certain converging lens, it forms a real image. When the object is moved to 45.0cm from the lens, the image moves 6.00 cm farther from the lens. Find the focal length of this lens? Please someone help me out I tried so many times i keep ...

**English writing**

Please ASAP can someone give me an introductory paragraph on the Truman show and the giver with the title and author and the thesis statement ? Please just an idea I need help

**Health**

What are the short term effects of Cocaine: When someone consumes this substance what effect will it have on their body, mind, and behavior? Please answer ASAP I really need the answer... and please don't give the website for me to find the info, I don't have enough time to do...

**PHYSICS PLEASE HELP ASAP**

When an object is placed 55.0cm from a certain converging lens, it forms a real image. When the object is moved to 45.0cm from the lens, the image moves 6.00 cm farther from the lens. Find the focal length of this lens? Please someone help me out I tried so many times i keep ...

**chemistry!**

i lost my notes for Stoichiometry and have a final tomorrow. ASAP would be appreciated. im trying to find a site that can help me with balancing word equations calculations:mol,g,liters-gas and determining limiting reagent and % yields. please please please help me.

**PHYSICS PLEASE SOMEONE HELP ME OUT**

When an object is placed 55.0cm from a certain converging lens, it forms a real image. When the object is moved to 45.0cm from the lens, the image moves 6.00 cm farther from the lens. Find the focal length of this lens? Please someone help me out I tried so many times i keep ...

**algebra-trig help ASAP**

Can someone please help me understand how to graph y=3cos(x/4)-5

**Earth Science**

20. Contrast point source pollution and nonpoint source pollution. Can someone help me please?!?!?! Asap please?!?!?!?!

**science**

Could someone who goes to connexus academy Please please please give me the answers to Human Impact on the Environment Unit Test pretty please im stressed out and im backed up.please please help i will repay you! please!!!! and please may they be the CORRECT answer. Thank you ...

**Alegebra 1**

can someone please help me asap with this two problems I'm really stuck here. 1) solve for j if b=j+v/2 2) 9r+9s+9

**Math**

NEED HELP ASAP PLEASE! 1. evaluate x/y for x=2/3 and y=6/7 A. 7/9 B. 8/10 C. 9/12 D. 12/21 That is all. I do not understand this, so if someone could help that would be great. Thank you so much!

**r.e**

Please help i have to do an acrostic poem about renember i need it for tomorrow so someone plz answer asap

**Please answer my Misc. Question Asap!!!!!!!!**

asap!!!!!!!!!! How rude. We are volunteers, and adults.

**math asap**

Solve the proportion using cross products. 8/20 = k/110 (A)99*^* (B)122 (C)3.3 (D)2.9 Am I correct? please asap

**easy math question, im just dumb, please help ASAP**

DESCRIBE AND CORRECT THE ERROR IN THIS EQUIVALENT RATIO THINGY PLEASE 14 times/day X 1 week/7 days = 2 times/ week I think the answer is 14 times/day x 1 TIME/ 7 days = 2 times/DAY (I capitalized what i corrected, am I right or not? if I'm not, please correct me ASAP

**statistics help please!**

please help!! pretty please!! i need to know how to this problem ASAP! suppose you pay $1.00 to roll a fair die with the understanding that you will get back $3.00 for rolling a 5 or a 1, nothing otherwise. what is your expected value?

**AED / ASAP PLEASE**

i need help finding info. on Taoist... if they are pro or con on the following things... prayer in school, creationismv. evolution, studying woman's rights in the middle east, saying the pledge of allegiance, starting a gay or lesbian support group, and inter-racial dating...

**PLEASE HELP ME MATH**

someone please help i hav posted my questions like 5 times and no one is answering, can someone please solve these inequalitys 6y+1<19 2r-8>6 b-5>-2 2y+1<-5 4x-6>-10

**Math SOmeone please please help**

Find the derivative of the function. g(u) = (5+u^2)^5(3-9u^2)^8 Could someone please explain the steps that would lead me to the answer? I'm completely stuck.

**Maths**

I got the last question so please don't worry.. These are the ones I get confused with. 7y +21 x - 15 = 4y- 12 + 13 I need to see the numberical working out asap if someone would be so kind .. thanks P

**Chemistry**

A silicon chip is used in an integrated circuit of a microcomputer has a mass of 5.68 mg. How many Si Atoms are present in this chip. Okay here is how I worked it. Can someone please tell me if its right? 1 mole of Si = 28.086g = 6.022 x 10^23 5.68mg of Si 1g/1000mg = .00568g ...

**COM/220**

Trying to create a thesis. Topic is on Cancer. Breast Cancer. Can someone help please. Need ASAP. Thanks.

**Chemistry - ASAP please!**

what is the hybridisation state of the oxygen of a carbonyl group

**chemistry**

What is the balanced chemical equation Shampoo? please i need a help ASAP!

**adult education**

I need help with someone to go over my eassy with me can someone please help me.This is my first time using this site so I don't know how it really works SOMEONE PLEASE HELP ME!!

**Math Help Please ASAP**

I need someone to write this out for me like in a discussion so I can read it and write it in my own words please ASAP! Identify two regular and two irregular polygons in your home or community. How do you know they are regular or irregular? Give one example of each regular ...

**Precalculus(NEED HELP ASAP PLEASE!!)**

NEED HELP ASAP PLEASE!! A high sound level of 120 dB is regarded as the threshold of pain for the average listener. If the threshold of hearing is 10^−12 watts/m^2, then the intensity of the sound corresponding to 120 dB is ____________ watts/m^2.

**math**

A.) graph the quadrilateral with the end points A(6,5), B(-3,-1), C(-1,-4) and D(8,2) B.) what type of quadrilateral is ABCD? use slope to justofy your answer Can someone please help me with ASAP thank you so much

**Chemistry 130**

Can someone please help me with this question? Could freezing point depression be used for substances that are not soluble in water? Please help me....can you explain why? Is there anywhere I can find this information because my chemistry book doesn't have any info. about this...

**Math SOMEONE PLEASE PLEASE PLEASE PLEASE HELP**

Find sin(θ), cos(θ), tan(θ). Assume a = 40, b = 9, and c = 41. (Do not use mixed numbers in your answers.) Okay for some reason I keep getting this problem wrong. For sin(θ) I put 9/41, but it's wrong. Could someone please tell what I did wrong.

**math**

i need help on arrays and an expanded algorithm please wright as asap please

**math asap**

I don't understand can you please help bedtime 1. (-5)-(-6)+(-1) 2. (-3.1)-(-7.5)+(+1.8) 3. (-9)+(-2)-(-6)+(-5) 4. (+5.2)+(-2.6)-(-3.7) 5. (-8)-(+7)-(+10) 6. (+4.5)-(-3.25)-(+1.5) Please answer all 6 if possible thanks!

**Chemistry**

Could someone please explain the concept of electromagnetic radiation to me please? Thank you!

**science please help asap**

i need acrostic for nitrogen asap Noble gas In the air TNT R O Gas Everywhere Non metal

**Social Studies 9**

Can someone please help ! CAN someone please list the similarities between pioneers (American rev.) and Puritans & Jacobins (French rev.) NO links please :]

**Science**

Lack of oxygen in a pond may be a limiting factor. True or False? Please reply ASAP, thanks Lack of oxygen in a pond may be a limiting factor. True or False? Please reply ASAP, thanks Please only post your questions once. Repeating posts will not get a quicker response. In ...

**chemistry ASAP**

can anybody please explain nomenclature to me ? how to name? for example: Na3PO3 NH4CLO2 AuNO2

**Chemistry Help Please**

Which of the following is the strongest reducing agent? a) Li+ b) Zn c) Sn d) H2 Is it Li? Can someone please explain what the answer is and why?

**PHYSICS PLEASE HELP ASAP**

When an object is placed 55.0cm from a certain converging lens, it forms a real image. When the object is moved to 45.0cm from the lens, the image moves 6.00 cm farther from the lens. Find the focal length of this lens? Please someone help me out I tried so many times i keep ...

**HELP! PHYSICS LABS!!**

CAN someone please help me...I am so confused and I have little time left to do my assingment, please! I am freaking out! Please help me!! Can someone please explain why when the centripetal force increases, so does the radius, and why when Centripetal force increases, so does...

**Please Help**

Can someone please help with the chemistry problems? I need them to study.

**Chemistry - HELP IGCSE**

I have a chemistry exam tomorrow and I don't get the double bonding in covalent bonding I tried many websites , textbooks and other books and yet nothing worked Can someone please explain it clearely and in a simple way and please don't put any links for websites ca use ...

**U.S History**

help please What challenges did the United States face after the overthrow of saddam Hussein? Please help me ASAP thank you

**SCIENCE 8 PLEASE HELP!!!!!! (ASAP!)**

HW - Bring in a weather map plz help....do i have to get an old one or .... idk please help

**Maths-can someone explain something to me???**

hey, can someone explain vectors to me? im soooooo lost, I don't understand them at ALL. please please please help me. :(

**BEH**

Disadvantages of the following Naturalistic observation, Correlational research, Experimental Research,Surveys, and Case Studies. I have all the Advantages. PLease someone help me ASAP. thank u

**math**

Which ratios form a proportion? (A)3/15,12/55 (B)8/24,12/35 (C)5/18,25/90*^* (D)4/11,16/25 If I'm wrong please help me and correct me, don't yell at me for not knowing the right answer. please help asap

**Chemistry**

How do the qualities of acids and bases help us in the natural world? Please help-I posted this yesterday and I really don't get it-can someone direct me,please? Thank you

**chemistry - ASAP**

An unknown element reacts with bromine to give bromide, MBr3. If 2.809g of the unknown element gives 27.765grams of MBr3, what is the element? ( give the symbol ) I don't understand the M in the MBr3...can someoen please help me with this question ASAP thanks a lot

**chemistry**

Could someone please tell me how to solve this problem: A pressure of 25.7 inHg would be how many kilopascals? Could you please list the steps on solving it. Thanks

**Chemistry (1Question)**

This is really confusing. I know how to do the equilibrium which also has to do with reaction rates but they didb't give it to me as a choice. Please Please help me. I post other questions that i answered already but no one answered me. I just needed someone to check them for ...

**chemistry ASAP**

name the following: H2SeO3 H2TeO2 PO3^3- HCLO4 Please explain how to find the names !!!!!

**Of Mice and Men ASAP**

Hi My summer reading list is due on monday and i'm running out of time to finish this book (it has 6 chapters) I don't have the book with me anymore sadly because it wasn't my book. I wanna know if you can tell me the conflict in each chapter please please please thank you :)

**chemistry**

How many grams silver (Ag) is added to 13 grams gold to produce 85% gold (Au) alloy? Can someone please give me the derived formula to be used? I had managed to solve it though I'm not quite sure if it's correct. i got 73.67g Ag, can someone please correct me if i'm wrong. ...

**math **

a bag of fruit contains 3 apples, 2 oranges, 1 banana, and 4 pears. Gerald will randomly select 2 fruit at a time from the bag and not put them back. what is the probability that the first piece of fruit jared selects will be a banana and the second piece of fruit will be of ...

**Chemistry need response ASAP please**

Calculate the mass KHC8H4O4 (molar mass= 204.44 g/mol) that reacts with 15 mL of the NaOH solution. Express this mass KHC8H4O4 to the correct number of significant figures. Please, help I have no idea how to do this. What will the mass be of KHC8H4O4? Thank you for help!

**Geometry :(**

this maths problem is wrecking my head.... 1.find the points of interesction of the line L and the circle k in the following L:x-2y=0 K:X Squared + y squared=25 I would solve both equations for y, and then you'll have a system with two equations and two variables: y = x/2 y...

**Asap can someone pplz check these answers**

Please check my answers I have 2 do other things right now

**Math (exam tomorrow)**

For the function f(x)=3cos(2x),what is the first point where it is increasing the fastest? Also please tell me how you know or derived that! Thank you!!! Please answer ASAP

**English**

(please help) I need help with my English assignment ASAP. I need to know the meaning of Impetus? These are the exact words. Brief summary of the impetus behind your scenario. Be clear to show a clear link to the chosen topic. I do not understand the meaning of Impetus can ...

**Macroeconomics**

Can someone please help. What components of GDP (if any) would each of the following transactions affect? Explain. a. A family buys a new refridgerator. b. Aunt Jane buys a new house. c. Ford sells a Mustang from its inventory. d. You buy a pizza. e. California repaves Highway...

**PRINTING ASAP**

How do you print a doubled sided A5 booklet using Kodak 5217? I've tried the internet ...practically all websites!! has anyone got any insights?? â€˘Printing ANYONE?? - asap!!, Monday, November 4, 2013 at 12:38pm PLEASE

**ENGLISH SOS!!!!!!!!! MS SUE, SOMEONE, PLEASE!**

IS The italicized word in the sentence below an adverb or a preposition? Why don't you come OVER this evening? A. Adverb. B. Preposition. C. None of the above. Which sentence below uses the word FINE as an interjection? A. The weather is very FINE today. B. Did you pay your ...

**Chemistry 112**

Can someone please explain to me how to calculate reaction order with respect to something? I've read this in my textbook, and I watched videos on YouTube, but I still don't understand. Please help.

**help asap please**

Part II Choose three of your favorite television characters; past or present. Complete the following matrix describing the charactersâ€™ personalities from the point of view of the three theorists, Jung, Freud, and Rogers. TV Character Jung Rogers Freud 1. Tim the Toolman ...

**Algebra 1**

Can someone help me solve this problems please? Thank you very much 7x+9>1x+3= Can someone help me undertand the steps to solving this problem, please.

**Chemistry**

I NEED HELP ASAP Here's the problem I'm struggling with: When 1.00 mole of ethlyene (C2H4) is burned at constant pressure, 1410 kJ of energy is released as heat. Calculate delta H for a process in which 10.0 g of ethlyene is burned at constant pressure. Please show me the ...

**stat**

please help!! pretty please!! i need to know how to this problem ASAP! suppose you pay $1.00 to roll a fair die with the understanding that you will get back $3.00 for rolling a 5 or a 1, nothing otherwise. what is your expected value?

**Can someone please help**

Can someone help me please?! If you know Spanish II Explain how the imperfect is used to talk about the past.

**English**

When is greatness is a bad thing. Please don't say when it is misused. I need a good answers please. Thanks in advamce. I don't understand your first sentence. Please clarify and repost. Please note that we don't do students' homework for them. Once you have come up with a ...

**chemistry**

What is the balanced chemical equation of Shampoo? And what is the chemical reaction of it? Please i need a help ASAP! Thank you!

**chemistry**

what is the molality of a 10.5% by mass glucose solution?. density of the solution is 1.03g/ml can someone please explain how to do this question. please and thank you

**spanish!!...urgent!...please help**

how did the geography influence the migration and exploration of colombia? venezuela? i need websitres for this urgent...please help asap... :(

**Chemistry**

Can someone please help with this problem and explain it please? If soil has a density of 1.32 g/cm cubed, then what does 1.0 cubic yards of soil weigh in pounds?

**Precalculus**

Please help!!!!!!!!!!! Find all solutions in the interval [0,2π). 7. 2 sin^2x=sin x Please answer asap

**Math**

Please help!!!!!!!!!!! Find all solutions in the interval [0,2π). 7. 2 sin^2x=sin x Please answer asap

**Chemistry**

For the following redox reaction, give the complete reduction half reaction. Na(s) + Al+3(aq) Na+1(aq) + Al(s) Please help asap!!

**Math Please Help ASAP**

(m^2-m-3)+(m-4) m^2+m-1 m^2+2m-7 m^2-7 m^2-1 please help, is it D?

**Pre-Algebra**

This is a realllyy tricky problem and I can't find two more solutions to the equation...someone please help! Find three ordered pairs for the given equation: 4x - 3y = 6 I got one: (3,2) I need help on this ASAP!! Thankss -MC

**Math algebra honours**

Can someone please answer my question it is the other one named algbra honurs i am kinda new to this website so i don't know if you postt it twice or not can someone please help thankyou

**Math Help! ASAP!**

2. Write a ratio for the situation in three ways comparing the first quantity to the second quantity. In union City, about one in every three homes has two cars A. 5 to 2, 5:2, 5/2 B. 1 to 3, 1:3, 1/3 C. 5 to 3, 5:3, 5/3 D. 3 to 2, 3:2, 3/2 I picked D. I don't know if its ...

**management,subject please help me asap**

please can you help me to differentiate and compare the followinr process.i really could not have the right idea this question. synthetic vs. fabricating process

**MATH HELP ASAP**

Point N is the midpoint of MO. Which of the following are true if MO=124 ft? * 62 ft * 96 ft * 124 ft ***** * 248 ft Am I right please help! IF YOU KNOW ALL THE TEST ANSWERS PUT THEM BELOW PLEASE.

**algebra 1 help please ASAP**

Divide and simplify. 1. 2y^2 - 7y + 3/2y^2 + 3y - 2 divided by 6y^2 - 5y + 1/3y^2 + 5y -2 2. x^2 + 13x + 12/x + 2 divided by (x + 1) Please explain! Thanks!

**Maths**

Can someone please help me with this please please 😯 An even function is symmetrical about the origin(true or false )

**INEED MATH HELP BADLY PLEASE HELP**

CAN SOMEONE PLEASE HELP ME WITH MY SQUARE ROOT AND FOILING PLEASE?

**Alg. - please help**

Can someone please answer my questions below on my first post?? please

**english**

How do you diagram the sentence, My dad is mean, he makes me do push up, someone stop him before I die, please, please, please!

**Pre-Algebra [repost]**

This is a realllyy tricky problem and I can't find two more solutions to the equation...someone please help! Find three ordered pairs for the given equation: 4x - 3y = 6 I got one: (3,2) I need help on this ASAP!! Thankss -MC

**math**

my msth finals are tomorrow! please help ASAP. it is applying properties of rational expontents by multipyling. Here goes: (16x^2y)^1/3 times (4x^5y^2z)^1/3 PLEASE HELP! ITS DUE TOMORROW! THANK YOU!

**Language(asap answers please!!!)**

Which section of a personal narrative requires the most development? a. introduction b. conclusion c. character introduction d. plot My answer: D. Please check!

**math/ algebra 1**

can someone please help me explain how they got this answer and can someone please show me the steps into solving this question? Q: Four more than the quotient of a number and three is at least nine.

**Can someone please help me with balancing ASAP**

Balance the following equation. (for a balanced eq. aA + bB → cC + dD, enter your answer as the integer abcd) MnO4−(aq) + SO32−(aq) + H+(aq) → Mn2+(aq) + SO42−(aq) + H2O(l)

**Chemistry**

I need to isolate the mass (m) of Zn in this formula but i am unabable to do so... 0.000595mol= 3(0,0233g - mZn) / 2 (26,98 g/mol) + m Zn / 65.39 g/mol Please help ASAP!! Thx!

**Math Help Please!**

Solve the system of equations algebraically. Show all of your steps. y=x^2+2x y=3x+20 Can someone please explain to me how to do this? I want to actually learn it, please. Thanks! :)

**SCIENCE PLEASE HELP ME!!!!!!!! ASAP PLEASE PLEASE**

Which chemical equation is balanced? (1 point) H20 H2 + 2O2 2H20 2H2 + O2 2H2O H2 + 2O2 H20 2H2 + 2O2 i think its c

**Honors US history.. PLEASE HELP!!**

How did the success of the civil rights movement and abolishment of slavery open doors to the election of the first Black American President of the United States, Barack Obama? I don't know how to answer this! PLEASE HELP ASAP!