60,616 results, page 34
Table of enthalpy of solution for selected cesium salts Compound and ΔsolH kJ mol-1: - Cesium bromide: 25.98 - Cesium iodide: 33.35 - Cesium chloride: 17.78 - Cesium fluoride monohydrate: -10.46 - Cesium fluoride sesquihydrate (·1.5H2O): -5.44 Data taken from CRC ...
Assuming the final solution will be diluted to 1.00 , how much more should you add to achieve the desired pH? Information: Imagine that you are in chemistry lab and need to make 1.00 L of a solution with a pH of 2.80. You have in front of you: 100 ml of 7.00×10−2 M HCl...
Read the following vignette and identify the factors that threaten the activity flow of the lesson. Once you have identified the problems, explain how you would avoid the problems if you were the teacher. Here is the story Mrs. P.waits while her second-grade students take out ...
Imagine that you are in chemistry lab and need to make 1.00 L of a solution with a pH of 2.70. You have in front of you * 100 mL of 6.00×10−2 M HCl, * 100 mL of 5.00×10−2 M NaOH, and plenty of distilled water. You start to add HCl to a beaker of water when ...
Chapter 3 41. How many significant figures are in each?
What are the units for E minimum? with reference to what?
why is CCl4 classified as a compound?
Is air a mixture or a coumpound?
Why air is classified as matter?
What are some examples of a suspension?
how can you find temperature of sodium?
what is the exponent power of a liter??
Is there an equation for acid rain? What is it?
the value of this quantity for water is ?
what is produced when methane is burned ?
convert 0.75 kilograms to milligrams
How many atoms of C are contained in 45.6g of C6H6?
What is the hydroxide concentration if the hydronium is .03 M?
how do you read this formula: 2Au2O3
How do I figure out the mass of 1 M&M?
How many moles of CaCO3 are present in 30.6g of it ?
What is the mass of 8.25 * 10^19 UF6 molecules?
how would i find the pH of this? 1.0 M NH3 (Kb = 1.8 x 10-5)
How many electrons in an atom can have n=3, ml=+1 and ms=+1/2
what is the flame test for nickel
Why is the formal charge on B in BF4- is 1?
what is an example of a solid hydrocarbon
What is enthalpy in layman's terms?
how do i calculate theoretical yield?
what is the volume of the unit cell
What is electron configuration of Bi5+?
how many moles of platinum are equivalent to 1.20 x 10^24
when will a displacement reaction not occur?
what precipitate (if any) will form? Al(NO3)3 (aq) + Ba(OH)2 (aq)
Why can water dissolve so many substances?
why are ions of physiologic importance?
What is the Lewis structure for IF4-?
What is partial pressure?
What is the pH of a 1.24 mol/L solution of HCN(aq) if its Ka = 6.2 x 10-10
Convert 125000 Pa to psi
covert 19.4g NH3 to moles
why can't you have 2-ethylheptane?
What model is the basis for chemistry?
what is c3h8 dioxide or hydrogen
how many neutrons r there in a phosphorus atom
what is the pH level of an average lake
determine the pH of this solution. [OH-]=4.25 * 10^-5 M. Is the answer 4.37??
give electron configuration for a> Na b) Na+ c) O d)O ^2-
sorry Ksp of PbCl2 is 1.6 x 10-5
what is average kinetic energy?
Draw 1- fluoro 2- iodobenzene
How can i find the abundance of an isotope?
What is the pH if the hydrogen-ion concentration is 6.8 x 10^-7 M?
chemical technology definition
chemical technology definition
Atomic nature of glucose
calculate the number of liters in 7.05 x 10 ^-2 m^3
16.3g equals how many cg? someone helllllllllllp
what exactly is chemistry?
What si the pH of a solution of 10^-8 M HCl in H2O?
what is not viewed with an electron microscope
examples of suspension and solution
what is the formula to change the temperature of K to C
What is the mass in grams of 14.6 amu?
How many kg of chlorine are in 23 kg of CF_2Cl_2?
what is the 'big idea of energy'???!
define organic compound?
At the equivalence point for CH3COOH, the pH will be?
does fire have matter?
How do you find molar mass?
NaC2H3O2 (aq) + HCl (aq) = NaCl (aq) + ?
Are hydrocarbons always nonpolar??
can u tell me a slogan for flourine?
What is the smalles t subatomic particle
what does excited states mean?
What is the diameter of a potassium atom?
What is the ΔH0rxn. for NaNO3?
what is the big idea of energy
1-Methylcyclohexene + HCl/Ph-O-O-PH -->
is Lead II Dichromate soluable?
what is the big idea of energy?
How does a ionic bond form?
Why does O3 have a dipole moment?
How Many Molecules are contained in 0.25 moles of Fe?
How do I change grams to moles.
What is the weight/volume for a 0.2% solution?
How to make a 2 Molarity solution?
need help on chemistry below
is iron sulhide malleable
How would you name the compound P4?
1.35 x10^24 g to pounds and then to ounces
hOW can I convert 75.0 cmHg to atm? thanks
2.05g k x___x___x___=____gkcl
What is the purpose of a nuclear reactor?
Give an example of a disaccharide
Plz Help or give a highlight
how many moles are in 25.0 grams of potassium?
What components make up lithium?
Why are water molecules polar?