1,722 Answered Questions for the topic biochemistry

11/24/20

Ions: Electron Configuration
Write the complete electron configuration for the chromium(III) ion.Using NOBLE GAS notation write the electron configuration for the iron(II) ion.
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11/23/20

Ions: Isoelectronic series
Considering only ions with charges of +1, +2, -1 and -2, or neutral atoms, give the symbols for 4 species that are isoelectronic with the barium ion, Ba2+.
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11/23/20

Ions: Isoelectronic Series
Considering only ions with charges of +1, +2, -1 and -2, or neutral atoms, give the symbols for 4 species that are isoelectronic with Xe.
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11/23/20

Ions: isoelectronic Noble Gas
A monatomic ion with a charge of +1 has an electronic configuration of 1s22s22p63s23p64s23d104p65s24d105p6.This ion is a(n) _______cationanion.What is the chemical symbol of the noble gas this ion... more
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11/23/20

Ions: isoelectronic Noble Gas
A monatomic ion with a charge of -2 has an electronic configuration of 1s22s22p6.This ion is a(n) _______cationanion.What is the chemical symbol of the noble gas this ion is isoelectronic... more
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11/23/20

Ions: Electron Configuration
Write the complete electron configuration for the common monatomic ion formed by the element rubidium, Rb.This ion is a(n) _______cationanion with a charge of?
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11/23/20

Ion: Electron Configuration
Write the complete electron configuration for the iron(III) ion.Using NOBLE GAS notation write the electron configuration for the manganese(II) ion.
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11/23/20

which type of hexose that uses CH2OH instead of CH3
which type of hexose that uses CH2OH instead of CH3
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Biochemistry

11/22/20

How many bonds can sodium, magnesium, calcium, and chlorine each form? What type of bond is each element?
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11/21/20

What ion/atoms are isoelectronic?
SeleniumMagnesiumBromineNitrogenKryptonZincBarium IronBromideBarium cationIron (III)Selenide
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11/19/20

i need help on this

help explain how it is possible for you to see the red ball?1# How does Figure 1 help explain how it is possible for you to see the red ball?
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11/19/20

i need help on this

SEP Construct an Explanation Describe the chemistry of the fire triangle. How does the fire triangle relate to how fiercely a wildfire burns?  SEP Construct an Explanation How do firefighters use... more
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11/19/20

i need help on this chemistry

Describe (in words) how conduction, convection and radiation all take place to heat the room.
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Biochemistry Chemistry

11/19/20

Excipients used in API
In detail can someone outline the following points in relation to Porous silica History Properties Safety and hazards Applications and uses
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11/17/20

Energy of Light
The energy of a particular color of violet light is 4.51×10-22 kJ/photon.The wavelength of this light is ______nanometers.(109 nm = 1 m)
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11/17/20

Energy of Light
X-ray radiation falls in the wavelength region of 1.00×10-11 to 1.00×10-8 meters.What is the energy of X-ray radiation that has a wavelength of 1.00×10-11 m?Energy =  _______kJ/photon
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Biochemistry Science Biology Chemistry

11/17/20

If I have a 12% solution of hydrogen peroxide (2 cups) and dilute it with 1 cup water, what is the new percentage?
I'm actually doing a lab, this isn't a textbook problem (college bio)
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Biochemistry Science Biology Sat

11/16/20

What does protein degradation meaning ?
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11/16/20

Determine lattice energy
Consider an ionic compound, Mx2 , composed of generic metal M  and generic, gaseous halogen X.The enthalpy of formation MX2 is delta H°f= -991 kj/molThe enthalpy of sublimation of M delta H sub=... more
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11/16/20

What is induction of protein mean ?
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11/12/20

What is innervation mean ?
My teacher wanted me to search about Skeletal muscle innervation so what am I suppose to search I was not able to find anything when I typed that to google. I need help please.
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11/10/20

Enthalpy of formation
Using standard heats of formation, calculate the standard enthalpy change for the following reaction.2H2O(l)2H2(g) + O2(g)
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11/10/20

Enthalpy of formation
Using standard heats of formation, calculate the standard enthalpy change for the following reaction.2Fe(s) + 3Cl2(g)2FeCl3(s)
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11/10/20

Enthalpy of formation
A scientist measures the standard enthalpy change for the following reaction to be -220.4 kJ :2H2O2(l)2H2O(l) + O2(g)Based on this value and the standard enthalpies of formation for the other... more
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Biochemistry

11/10/20

how does nmr determine protein structure?

Hello! I need help because I need to analyse this article https://pubmed.ncbi.nlm.nih.gov/2001363/ but the thing is, I have never heard of NMR before and my professor won't reply to my emails and... more
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