Recent questions in Chemistry

Question

Which polymer of polypropylene has the methyl groups randomly distributed along the chain? a) Atactic polypropylene b) Isotactic polypropylene c) Syndiotactic polypropylene d) Copolypropylene

Charles Truluck asked Oct 4, 2024

by Charles Truluck

9.1k points

1 answer

2 votes

224k views

What does chromium reagent do to a primary alcohol? what about an aldehyde?

Frankelot asked Oct 4, 2024

by Frankelot

8.6k points

1 answer

3 votes

182k views

Please name this compound.

Mobilekid asked Oct 4, 2024

by Mobilekid

7.7k points

1 answer

4 votes

63.5k views

What is the pH of 0.041 M HCl? WebAssign will check your answer for the correct number of significant figures. a. 1.96 b. 2.39 c. 2.11 d. 2.61 The pH of 0.041 M HC_2H3O_2 is 3.07. Why don't the two equimolar

Paresh Varde asked Oct 4, 2024

by Paresh Varde

7.9k points

1 answer

2 votes

152k views

Which of the following pairs is arranged with the particle of higher polarizability listed first? a. Se₂⁻, S₂⁻ b. I, I⁻ c. Mg₂⁺, Mg d. Br, I e. None of these choices is correct.

LcSalazar asked Oct 4, 2024

by LcSalazar

7.1k points

1 answer

5 votes

227k views

Which of the following nonmetals is most likely to displace oxygen from one of its com- pounds? 1. F 2. N 3. S 4. All choices are incorrect except this one.

TheEdgeOfRage asked Oct 4, 2024

by TheEdgeOfRage

7.8k points

1 answer

1 vote

18.9k views

The fluorocarbon c,cif has a normal boiling point of 47.6°c. the specific heats of c,cif3 (1) and c, cf3 (g) are 0.91 j/g-k and 0.67 j/g-k, respectively. the heat of vaporization of the compound is 27.

Emirhan Selim Uzun asked Oct 4, 2024

by Emirhan Selim Uzun

8.0k points

1 answer

5 votes

211k views

I'm a high school student who decided to investigate the relationship between caffeine concentration and brewing temperature of coffee out of their love for the substance. For my method, I opted for iodometric

Sestus asked Oct 4, 2024

by Sestus

7.7k points

1 answer

4 votes

194k views

What is the balanced equation for ammonia gas decomposes to form hydrogen gas and nitrogen gas?

Trishulpani asked Oct 4, 2024

by Trishulpani

8.4k points

1 answer

1 vote

153k views

which best describes the solution at point c? a. saturated b. desaturated c. unsaturated d. supersaturated

Chris Coyier asked Oct 4, 2024

by Chris Coyier

8.8k points

1 answer

1 vote

190k views

What is the chemical reagent used to develop latent fingerprints on porous materials? 1) Ninhydrin 2) Silver nitrate 3) Iodine fuming 4) Cyanoacrylate

Clay Smith asked Oct 4, 2024

by Clay Smith

8.0k points

1 answer

5 votes

95.5k views

What is the maximum mass of sulfur dioxide that can be produced by the reaction of 95.6 g carbon disulfide with 100.g oxygen? CS2 + 302 → CO2 + 2502 .

Jakube asked Oct 4, 2024

by Jakube

7.8k points

1 answer

0 votes

173k views

How many moles in 5 grams?

Dan Allen asked Oct 4, 2024

by Dan Allen

7.4k points

1 answer

1 vote

160k views

What is the saturated C-16 fatty acid synthesized by adding units of 2 carbons and an acetyl group two by two aboard an acyl carrier protein?

Subbaraoc asked Oct 4, 2024

by Subbaraoc

8.7k points

1 answer

4 votes

60.1k views

What would happen to the plants and animals living in an ecosystem if a drought were to occur or if a stream or river was blocked?

David MacCrimmon asked Oct 4, 2024

by David MacCrimmon

8.2k points

1 answer

0 votes

200k views

What type of bond leads to crystal lattice formation within its compounds

BrokeMyLegBiking asked Oct 4, 2024

by BrokeMyLegBiking

7.6k points

1 answer

2 votes

139k views

Why use a chemical-sanitizing machine a) It improves office hygiene b) It reduces electricity consumption c) It enhances product quality d) It ensures food safety

Vivek Singh CHAUHAN asked Oct 4, 2024

by Vivek Singh CHAUHAN

8.0k points

1 answer

2 votes

172k views

What Is The Vapor Pressure Of A Liquid (In MmHg) At 298.15 K If Its AHvap = 28.9 KJ/Mol And Its Normal Boiling Point Is 341.88 K?

Ferran Maylinch asked Oct 4, 2024

by Ferran Maylinch

8.0k points

2 answers

1 vote

36.8k views

Calculate the specific heat of a 300.Og sample of iron. If it took 1000. Cal to raise the temperature by 123°C

Ezitoc asked Oct 4, 2024

by Ezitoc

8.4k points

1 answer

1 vote

233k views

lipid molecules (also known as fats and oils) are made of long chains of hydrogen and what other element? question 3 options: oxygen nitrogen sulfur carbon

Maksym Strukov asked Oct 4, 2024

by Maksym Strukov

7.6k points

1 answer

1 vote

124k views

Page:

« prev
1
...
939
940
941
942
943
944
945
...
1000
...
next »

Ask a Question

Recent questions in Chemistry

Other Questions