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Chemistry
Chemistry
High School
What would happen if you were missing NADH from glycolysis?
Chemistry
High School
Classify the following solvents as either protic or aprotic solvents. Note: if one or more solvents are incorrectly placed, a single red x will appear on the top left. Protic aprotic CH3OH CH3CH2OH acetic acid DMF DMSO acetonitrile acetone H2O
Chemistry
High School
How many bonds does chlorine like to form?
Chemistry
High School
The equation shows reactants to a neutralization reaction. ca2 + oh arrow h+ no- which describes what will happen to the h when these reactants form products? a. h binds with no to make a salt.b. h binds with ca2 to make an acid. c. h binds with oh to make water. d. h binds with ca2 to make a base.
Chemistry
High School
Use formal charge to choose the best Lewis structure for CH3SO2CH3. H :0: H A) H-C-$-C-H H:0: H : B) H-=-C-H H:0: H 11 H: H C) H-C-S-C-H H:0 H H 6: H D) H-C=$=C-H H:0: H III
Chemistry
High School
Which is NOT a typical cation of chromium?a. 2+b. 3+c. 5+d. 6+
Chemistry
High School
To tet the quality of water ource in her area, Shameka collect five ample from each water ource and tet the quality of each ample. Which important tep of cientific deign i Shameka conducting?repetitionreplicationverification of reultuing controlled variable
Chemistry
High School
er or cooler?Is energy created during an exothermicreaction? Explain.HELPP ASAP
Chemistry
High School
what is the ph of a solution prepared by mixing 51.97 ml of 0.8936 m hcl and 46.07 ml of 0.8124 m naoh? please note that the starting values in the problem all have 4 significant figures. depending upon the randomization and how many sig figs are lost during subtraction, there may be more significant figures than students typically input for similar problems.
Chemistry
High School
What is the Lewis structure for H2CS, with the central atom of C. Is the molecular polar or nonpolar? Identify the intermolecular forces present?
Chemistry
High School
draw the correct structure for 3-methyl-2-octanone or 3-methyloctan-2-one.
Chemistry
College
Polyvinyl chloride (PVC) is one of the most commercially important polymers. PVC is made by addition polymerization of vinyl chloride ( C2H3Cl ). Vinyl chloride is synthesized from ethylene ( C2H4 ) in a two-step process involving the following equilibria:Equilibrium 1: C2H4(g)+Cl2(g)C2H4Cl2(g) Equilibrium 2: C2H4Cl2(g)C2H3Cl(g)+HCl(g)Use bond energies to estimate the enthalpy change, rH for Equilibrium 1.Polyvinyl chloride (PVC) is one of the most commercially important polymers. PVC is made by addition polymerization of vinyl chloride ( C2H3Cl ). Vinyl chloride is synthesized from ethylene ( C2H4 ) in a two-step process involving the following equilibria:Equilibrium 1: C2H4(g)+Cl2(g)C2H4Cl2(g) Equilibrium 2: C2H4Cl2(g)C2H3Cl(g)+HCl(g) Part BUse bond energies to estimate the enthalpy change, rH for Equilibrium 1.Part CUse bond energies to estimate the enthalpy change, rH , for Equilibrium 2.
Chemistry
High School
What is the issue of storing foods in containers that are metallic?
Chemistry
High School
If you wanted to completely react 150 grams of FeBry, how many moles of sulfuric acid (H,SO) will you need to use?
Chemistry
College
How many molecules of H20 are present in 7.30 g of water?
Chemistry
High School
How are stoichiometric calculations performed for redox reactions?
Chemistry
High School
how many moles of ammonia could be obtained from a maximum of 5.0 moles of nitrogen?
Chemistry
High School
Can someone help me with this
Chemistry
College
Which factors were affected by the breakup of the supercontinent Pangaea? Check all that apply.the shape of Earths orbitglobal wind patternsocean currentsthe tilt of Earths axisglobal climates
Chemistry
High School
Which solution is more concentrated?0.5 M NaCl0.005 M NaCl0.05 M Nacl5.0 M NaCl
Chemistry
Middle School
These celestial bodies are thought to originate from two different sources. Some are called long-period and originate from the Oort Cloud. These bodies orbit the Sun but may take as long as 200 years to complete one orbit. Others are called short-period and originate from the Kuiper Belt in our solar system.What is this celestial body called?A) AsteroidB) CometC) MeteorD) Planet
Chemistry
High School
Explain how the bonding model for sodium metal would differ from the bonding model for sodium chloride, NaCi
Chemistry
High School
PLEASE HELP ME ASAPPPPPPPP!!!!!!
Chemistry
College
Was rays birthday lit
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