Questions
which chemicals that are green (not likely to harm the envionment) and two that are not...

which chemicals that are green (not likely to harm the envionment) and two that are not green?

N-ethylsaccharin, O-ethylsaccharin, ethyl iodide, saccharin, N-sodium saccharin, O-sodium saccharin, NaOH, DMF

In: Chemistry

Draw a structural formula for trans-2-chlorocyclopentanol. Draw a structural formula for 3-methyl-1-pentanol. Draw a structural formula...

Draw a structural formula for trans-2-chlorocyclopentanol.

Draw a structural formula for 3-methyl-1-pentanol.

Draw a structural formula for trans-2-bromocyclobutanol.

In: Chemistry

A balloon filled with 6.50 L He rises from sea level to a height where the...

A balloon filled with 6.50 L He rises from sea level to a height where the pressure is 700 mm Hg. Would the volume of the gas in the balloon be greater than, equal to, or less than at sea level? Also, can you explain why?

In: Chemistry

Two students beging by mixing 5.0ml of a 3.1M solution of methyl orange and 5.0 ml...

Two students beging by mixing 5.0ml of a 3.1M solution of methyl orange and 5.0 ml of a 3.1 M solution of methyl red in an Erlenmyrer flask. How many drops of this mixture must be added to the top of the column so that 6.0 mmol of each dye is separated. 21drops = 1ml

In: Chemistry

Consider the following reaction: CO(g)+2H2(g)⇌CH3OH(g)CO(g)+2H2(g)⇌CH3OH(g) The reaction between COCO and H2H2 is carried out at a...

Consider the following reaction:

CO(g)+2H2(g)⇌CH3OH(g)CO(g)+2H2(g)⇌CH3OH(g)


The reaction between COCO and H2H2 is carried out at a specific temperature with initial concentrations of COCO = 0.26  M M and H2H2 = 0.49  M M. At equilibrium, the concentration of CH3OHCH3OH is 0.16  M M.

Part A

Find the equilibrium constant at this temperature.

Express your answer using two significant figures.

KcKc =

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In: Chemistry

Balance the following redox equations either in acid or base: a. HClO -> Cl^(-) + ClO3^(-)...

Balance the following redox equations either in acid or base:

a. HClO -> Cl^(-) + ClO3^(-) [acid]

b. ClO4^(-) + Br2 -> Cl^(-) + BrO2^(-) [base]

c. H2S + BrO3^(-) -> SO3^(2-) + Br2 [base]

d. NH3 + SO4^(2-) -> N2 + SO^(2) [acid]

e. IO3^(-) + H2S -> I2 + SO4^(2-) [acid]

In: Chemistry

What is buoyancy and how does it cause errors in mass measurement with electronic balance?

What is buoyancy and how does it cause errors in mass measurement with electronic balance?

In: Chemistry

Are the number of lone pairs of electrons on the central atoms the main factor that's...

Are the number of lone pairs of electrons on the central atoms the main factor that's used to determine the molecular shape or geometry?

In: Chemistry

Explain the significance of correlating the microscopic findings with the physical and chemical urinalysis results.

Explain the significance of correlating the microscopic findings with the physical and chemical urinalysis results.

In: Chemistry

What is the definition of an oxidation/reduction reaction? Write down three chemical equations for this type...

What is the definition of an oxidation/reduction reaction? Write down three chemical equations for this type of reaction that occurs in a natural process. Indicate their chemical valences before and after a reaction and point out which chemical species is an oxidant or a reductant in the chemical reaction.

In: Chemistry

Calculate the frequency of the light emitted when an electron in a hydrogen atom makes each...

Calculate the frequency of the light emitted when an electron in a hydrogen atom makes each of the following transitions. Express in inverse seconds.

a) n=4?n=3

b) n=5?n=1

c) n=5?n=4

d) n=6?n=5

In: Chemistry

Calculate the pH of a 0.080 M carbonic acid solution, H2CO3(aq), that has the stepwise dissociation...

Calculate the pH of a 0.080 M carbonic acid solution, H2CO3(aq), that has the stepwise dissociation constants Ka1 = 4.3 × 10-7 and Ka2 = 5.6 × 10-11.
Group of answer choices
10.25
1.10

In: Chemistry

What is the strongest interparticle force in each of the five compounds: KMnO4, sucrose, Iodine, NiSO4...

What is the strongest interparticle force in each of the five compounds: KMnO4, sucrose, Iodine, NiSO4 6H2O, naphthalene? What relationship exists between the IMF and the solubilities?

In: Chemistry

What are the relative pKas of strong electrophiles vs. strong nucleophiles? Please explain the difference between...

What are the relative pKas of strong electrophiles vs. strong nucleophiles? Please explain the difference between electrophiles and nucleophiles.

In: Chemistry

For an incident gamma-ray interacting with an inorganic scintillator, describe the interaction of the gamma-ray, how...

For an incident gamma-ray interacting with an inorganic scintillator, describe the interaction of the gamma-ray, how scintillation light is generated, how it is converted into an electrical signal, and how it is amplified.

In: Chemistry