Search: Chemistry-Equation
WHAT IS MEAN OF CHEMISTRY?
Hi, I have to take chemistry placement test for college this week. Does anyone here have advice for...
I know nothing about chemistry, but am wondering if someone could help me with these.
1) Balance...
I need help with this chemistry flame test lab discussion question.
"List the metals used in this...
Hi Dr. Bob, this is a chemistry question. I don't know how to go about solving this problem:
What...
w w w .
chemistry: what is be volume 0, oxygen at s. t. p Will be obtained when 24.6g of potassi...
WHERE CAN I TAKE AP CHEMISTRY ONLINE DIAGNOSTIC TEST?
Hi! I am doing this chemistry lab of solubility curve of a solid investigation and this is for KCl....
i have to do a "chemistry of cooking" project for my chem class. for the project i need to convert p...
What is the chemistry behind caffeine extraction with Na2SO4, CH2CL2 and NaCO3. I know that Na2SO4 s...
CHEMISTRY
(1) What is the equation for reaction when calcium oxide and coke are heated in electric...
chemistry
In a chemistry lab, you have two vinegars. One is 20% acetic acid and one is 50% acetic acid. You...
need help on chemistry below
I have taken ap chemistry but I have language barrier and sometimes I don't get it and I am getting...
Chemistry help!!!!!!!!!!!?
Make a chart and define the following reactions using the following 3 ex...
In chemistry we are doing a lab that involves crucibles and Mg ribbon, we have three days to complet...
I did this for chemistry. Are the examples and grammar correct? THANK YOU SO MUCH TO WHOEVER ACTUALL...
Please look at my Chemistry problems again, I reposted them with the constants and such. I am still...
Hello.
For my chemistry of solutions class, we had a titration lab where we titrated NaOH into an...
Need help with AP chemistry, specifically Acids and Bases
The acid ionization constant, Ka, for...
Need help in AP chemistry on Equilibrium
When heated, hydrogen sulfide gas decomposes according t...
in chemistry what is aq
Hi I am in AP Chemistry and I did not take regulars chem so I have never done labs before and was wo...
In Chemistry: what is ph during the titration of 20.00ml of 0.1000m triethylamine (ch3ch2)3n (kb=5.2...
What is the chemistry behind the “Breathalyzer” test. I'm supposed to explain the chemicals and stru...
what is an ion? in chemistry
Does Chemistry have anything to do with meteorology?
what is chemistry
what are the other chemistry forms present in the dichloromethane solution besides the normal neutra...
Chemistry please help.
A 20.0-L gas cylinder contains 4.80 g H2 at 25 degree celcius. what is the p...
For a chemistry lab, I have to calculate the heat of combustion of paraffin wax. So how would I do t...
chemistry help
what exactly is chemistry?
I did a lab in chemistry about weighing table salt and sand and mixing it with water and pouring it...
In chemistry, we did a lab in which we had a certain mass of copper, performed multiple experiments...
I am in AP Chemistry and AP U.S Hisotry and I have planned on taking the tests. So far I have made a...
I'm looking for a chemistry and applied chemistry textbook that had been published between 2011-2014...
i need help on Chemistry and i am in 7th grade i don't know how to do some problems and i would like...
I need chemistry help. I think 1. c, 2.b, & 3.a (please tell me why or why not and help me set up th...
chemistry ---- 77=25 to the x power. Can anyone assist.
My chemistry is bad. I know these are very easy but I cannot solve them .
1. a) Prepare 200 ml o...
Need help with Chemistry, thanks in advance!
For the system: 2H2O(g) ↔ 2H2(g) + O2(g) ; at equilib...
I have a lab for chemistry that I have to turn in soon, and I have no idea what the major and minor...
A chemistry student was able to recover 98 grams of copper from a redox reaction experiment. How man...
For chemistry, I have to make a line graph. My teacher specifically instructed us to make one with s...
A chemistry teacher needs to prepare 750 ml of a 2.5M solution of Potassium iodide for a lab. How ma...
the chemistry question:
v=0.465L
T=559.15K
P=112.496 kPa
Pv/t = Pv/t
112.kpa(0.465)/559....
For chemistry I am supposed to convert 0.001 348 grams to milligrams. I know how to convert grams t...
ap chemistry - an, Tuesday, January 6, 2015 at 12:59am
HELP ME WITH THIS ONE WHEN DONE WITH THE OTH...
We had a Chemistry lab for buffer system, we used HCl and NAOH. We did a graph ( PH vs ml of HCL and...
What are moles in chemistry
A vial in a chemistry lab had a label "2.79 mol CaCl2". How many grams of CaCl2 are there in that vi...
why is chemistry needed
how does chemistry apply to everday life?
1. How could a chemistry student change NaOH(s) to NaOH(aq)?
s= solid
aq= aqueous
2.) How c...
dr. bob 222 the chemistry KING, would you pls help 🥺
If you mix 8.1 g of HCl in enough water to
m...
chemistry: is the formula to be used @ 25 degree c is E=Eo -(0.059/n(log a)) or Eo+(0.059/n)(log a)
Can you take AP Chemistry without taking any previous chemistry class?
I have a question in chemistry relating to identifying a compound that would precipitate the iron io...
Road map in chemistry ?
how can analytical chemistry help on different fields of sciences and technology?
A chemistry teacher needs 2.5 liters of a sulfuric acid solution that is 20% sulfuric acid and 80% w...
( from the previous chemistry question)hydration just means H2O would attach to the ions, right? wou...
A chemistry student needs to make 60 liters of a 30% alcohol solution. He has a 20% alcohol solution...
I have a chemistry test that I need help with. My answers have stars by them Can someone please h...
Hi, I have a few chemistry problems that I'm having trouble solving. I put my attempted solutions a...
As level chemistry
Which molecule are planar
1.NF3
2.Ccl4
3.C3H6
C3H8
For my Chemistry question it's about herbicide's
What do they do?
what are they intended for?
wha...
Chemistry question:
Given: CH4 + 2O2 ~ CO2 + 2H2O
C - H = 99 kcal O - O = 119 kcal...
I'm taking ap chemistry also! I was just wondering about how much space they give you on an ap chemi...
organic chemistry 121-------------how to do dimensionalysis solving..
For a chemistry lab the experiment was to carry out an acid-base titration to determine the exact co...
The chemistry homework given to form 3 during march
In an organic chemistry lab, why is the organic layer usually the upper layer in the separatory funn...
here is a chemistry 10 quetion. Convert 35.2mL to hm to third power
WHAT RELATION DOES CHEMISTRY HAVE TO ART?
In my Organic chemistry lab, the calculated enantiomeric excess was over 100% . Is this possible? a...
I have a chemistry question
Please advise how do I prepare 1L of 75% H2SO4 from concentrated H2SO4...
For a chemistry experiment, Heather needs 3.75 grams of salt. How many decigrams of salt does Heathe...
So, I have a general chemistry test. My teacher said to know...
"Copper and Chromium exceptions."...
I have a question in chemistry about combining compounds. I didn't really understand from my teacher...
Hey,
for chemistry class we are given days in the lab to conduct an experiment, then answer a numbe...
Theres this chemistry problem im getting stuck in because i'm confusing myself with the math.
Equ...
In chemistry what is the practical applicaiton of scientific principles to solve everyday problems?
Chemistry
A is a solution of H2SO4 containing 2.5g in 500cm3
I was given a Chemistry question on the titration of a strong base being added to a weak acid. The q...
Guys. I have another chemistry question that I am unsure with. I would appreciate it if you could he...
This is a chemistry lab report, but I was wondering if someone could edit the grammar and look at th...
I'm doing a Chemistry project on the element Potassium. I need some sort of color theme to apply to...
Chemistry calculations ss 2
Chemistry
The hydronium ion concentration of lemon juice is 5 x 10^ –3.
A sample of lemon juice...
Chemistry
Consider the following reaction:
NH4+(aq) + H2O(l) → H3O+(aq) + NH3 (aq)
Which is t...
Chemistry
What will happen if hydrochloric acid is added to the following equilibrium system?
H+(a...
A chemistry professor has a cup of coffee containing 50.0mL of room temperature coffee at
25.0C. Th...
what is harder, chemistry or physics? because i've been struggling all year in chemistry and i'm tak...
This is a chemistry lab on boiling point, and I need some help with these questions!- Thanks!
(In...
Chemistry
What will happen if hydrochloric acid is added to the following equilibrium system?
H+(a...
A chemistry student used the symbol "sx" to represent an s orbital that lies along the x-axis. Is th...
In chemistry, for a given substance what information links mass to moles? number of particles to mol...