Recent questions in Chemistry

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Whats a hypothesis for viscosity

SuperCow asked Oct 1, 2024

by SuperCow

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in the fall, the bird, scarlet tanager red, is not so red... it is in spring, that it takes on a vibrant red color. the structure of the compounds that are associated with the color is shown below each

Mirko Catalano asked Oct 1, 2024

by Mirko Catalano

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If 3.52 g of K3PO4 was produced in the reaction below and the percent yield was 35.5%, what was the theoretical yield?

Peaceful asked Oct 1, 2024

by Peaceful

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1 vote

95.7k views

What is the correct formula for Nickel (1) Sulfide

Ian S Williams asked Oct 1, 2024

by Ian S Williams

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a galvanic cell consists of a ni2 / ni half-cell and a standard hydrogen electrode. if the ni2 / ni standard electrode functions as the anode, and the standard cell potential is 0.24 v, what is the standard

RamiReddy asked Oct 1, 2024

by RamiReddy

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5 votes

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Pls I need help urgently pls. Search the Lewis dot structure for water and ethanol and examine the structures and identify which part is partial negative and partial positive.

FlxPeters asked Oct 1, 2024

by FlxPeters

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1 answer

3 votes

202k views

From your yield of the spice oil derivative, calculate what mass of the carbonyl compound (Carvone, Cuminaldehyde or Cinnamaldehyde) must have reacted with the reagent. HINT: you are essentially doing

PhDeOliveira asked Oct 1, 2024

by PhDeOliveira

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1 answer

2 votes

219k views

At 22 ∘C, an excess amount of a generic metal hydroxide, M(OH)2, is mixed with pure water. The resulting equilibrium solution has a pH of 10.26. What is the sp of the salt at 22 ∘C?

Venkat Maridu asked Oct 1, 2024

by Venkat Maridu

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1 answer

2 votes

154k views

All of the following are true about lead-based paint EXCEPT A)it was commonly used in residences before 1978. B)it is most dangerous when ingested. C)all residential buildings must be tested for lead-based

Phayes asked Oct 1, 2024

by Phayes

8.7k points

1 answer

4 votes

112k views

I need help ASAP!!!!!!

Woodii asked Oct 1, 2024

by Woodii

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1 answer

5 votes

215k views

Will the CO2 contain only the oxygen-18 or will it contain some of the oxygen-16 that was part of the molecular structure of the material?

DigEmAll asked Oct 1, 2024

by DigEmAll

8.1k points

1 answer

2 votes

52.7k views

If 11 grams of a 10.5% zinc oxide ointment is diluted with 18.5 g of white petrolatum (base), what is the percentage strength (w/w) of the resulting product

Saurabh Saxena asked Oct 1, 2024

by Saurabh Saxena

8.2k points

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297 J of heat are needed to raise the temperature of aluminum from 22C to 55C where the specific heat of aluminum is 90 J/gC. What is the mass of the aluminum

Gvilarino asked Oct 1, 2024

by Gvilarino

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5 votes

153k views

How many atoms in 40.0 grams of sodium hydroxide

Pavel Tkackenko asked Oct 1, 2024

by Pavel Tkackenko

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155k views

If excess zinc is added to a 50 ml solution of 2.0 M CuSO₄, how many grams of solid copper should be produced?

Wilman asked Oct 1, 2024

by Wilman

7.8k points

1 answer

5 votes

185k views

Liquid and fat should be at what temperature when using the quick-mix method?

Superbiji asked Oct 1, 2024

by Superbiji

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165k views

Stability of Atoms: Electron Configurations. a.Atom L is more stable because it has a completely filled 2p subshell. b.Atom M is more stable because it has a half-filled 3p subshell. c.Atom L is more stable

NovicePrgrmr asked Oct 1, 2024

by NovicePrgrmr

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233k views

In the reaction NACO₃ + CACl₂ > 2NACL + CACO₃, how many milliliters of 0.100 mol of CACl₂ are needed to produce 1 gram of CACO₃ with an excess of NA₂CO₃?

Mike Blyth asked Oct 1, 2024

by Mike Blyth

7.1k points

1 answer

1 vote

137k views

A compound X is formed by the reaction of a carboxylic acid C2H4O2 and an alcohol in the presence of a few drops of H2SO4. The alcohol, on oxidation with alkaline KMnO4 followed by acidification, gives

Nukesor asked Oct 1, 2024

by Nukesor

8.4k points

1 answer

2 votes

48.8k views

Calculate the density of potassium .

Anna Vlasenko asked Oct 1, 2024

by Anna Vlasenko

8.1k points

1 answer

2 votes

160k views

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