Recent questions in Chemistry

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What is the largest change in the energy industry's emissions in Oklahoma from 1995 to 2015? year CO₂ (metric tons) SO₂ (metric tons) NO₂ (metric tons) 1995 43.174.445 114.317 83.201 2015 41.626.050 60.

Raek asked Dec 28, 2024

by Raek

7.8k points

1 answer

4 votes

197k views

In the electron transport chain, as electrons move along a series of carriers, they release energy that is used to? 1) pump protons across a membrane. 2) phosphorylate ADP to form ATP. 3) split water into

DougC asked Dec 28, 2024

by DougC

7.4k points

1 answer

0 votes

11.3k views

Which item is the most commonly used developer or oxidizing agent? a) Shampoo b) Conditioner c) Hydrogen peroxide d) Hair serum

Esteven asked Dec 28, 2024

by Esteven

8.0k points

2 answers

1 vote

161k views

Determine KC for the reaction 2HF(aq) + C2O4 2-(aq)⇄ 2F-(aq) +H2C2O4(aq) Given the following information HF(aq)⇄ H+(aq)+F-(aq) H2C2O4(aq)⇄ 2H+(aq)+C2O42-(aq) K2=3.8x10-6 K1=6.8x10-4

Ishraq Ahmad asked Dec 28, 2024

by Ishraq Ahmad

8.1k points

2 answers

2 votes

117k views

The hydrogen content of the oil (about 14%) unites with the oxygen in the air and produces water. a) Nitrogen b) Carbon c) Helium d) Sulfur

Mudri asked Dec 28, 2024

by Mudri

7.8k points

1 answer

0 votes

192k views

Assume that our group is the assigned emergency response team for a hotel. Create a simple emergency response plan using the template below. Type of Emergency: Response Team: What are the roles needed

Ryan Pfeffer asked Dec 28, 2024

by Ryan Pfeffer

8.0k points

2 answers

1 vote

177k views

Write the formula for lithium oxide (2Li ions, 1O ion).

Fabian Schmied asked Dec 28, 2024

by Fabian Schmied

8.9k points

1 answer

3 votes

38.0k views

4Cr(s)+3O₂(g)→2Cr₂O₃(s) calculate how many grams of the product form when 24.4 g of O₂ completely reacts.

Yonivav asked Dec 28, 2024

by Yonivav

8.1k points

1 answer

3 votes

152k views

Can I get any help for 25pts

Otterb asked Dec 28, 2024

by Otterb

8.3k points

1 answer

2 votes

201k views

Imagine running one hour straight west at 5 km/h and then changing direction quickly and running one hour straight north at 5 km/h. What was your total displacement? Round to the nearest whole number.

TylerJames asked Dec 28, 2024

by TylerJames

7.9k points

2 answers

0 votes

196k views

Generate the heating graph for H2O. Determine the quantity of energy transfer required to heat 1.0g solid H2O from -50 C to the melting point 0C

JusitoFelix asked Dec 28, 2024

by JusitoFelix

7.9k points

1 answer

5 votes

26.0k views

Which compound has a higher boiling point, ethanol or dimethyl ether? Explain

Omar Magdy asked Dec 28, 2024

by Omar Magdy

8.0k points

1 answer

2 votes

192k views

Which element has a larger atomic radius? A) Arsenic B) Barium C) They have the same atomic radius D) It cannot be determined from the given information

Rabisg asked Dec 28, 2024

by Rabisg

8.4k points

1 answer

3 votes

59.6k views

Saturated can be described as a solution that holds the total amount of solute that it can hold under given conditions? True or false

Sergi Mansilla asked Dec 28, 2024

by Sergi Mansilla

7.0k points

1 answer

4 votes

15.9k views

Explain the differences between these terms ( number 4 )

CiaranSynnott asked Dec 28, 2024

by CiaranSynnott

8.1k points

1 answer

4 votes

52.3k views

Which Class B foams are made from a mixture of fluorosurfactants? A. Synthetic foams B. Specialized foams C. Protein-based foams D. Alcohol-resistant foams

Greg Schechter asked Dec 28, 2024

by Greg Schechter

7.9k points

1 answer

4 votes

111k views

I'm a little confused about situations where multiple chemical compounds can be reduced/oxidized and the likelihood of this happening to one compound over the others, depending on the electrode potential

Wam asked Dec 28, 2024

by Wam

8.2k points

1 answer

5 votes

2.8k views

Peter is burning fossil fuels as he uses his lawn mower. Which greenhouse gases is he generating? Group of answer choices -CFCs and nitrous oxide -carbon dioxide and methane -nitrous oxide and carbon dioxide

Pellegrino asked Dec 28, 2024

by Pellegrino

8.1k points

2 answers

1 vote

202k views

In the laboratory you are asked to make a 0.356 m potassium sulfate solution using 315 grams of water. How many grams of potassium sulfate should you add

Ivan Glasenberg asked Dec 28, 2024

by Ivan Glasenberg

7.6k points

1 answer

4 votes

120k views

50 points! Using at least 5 sentences, explain how introducing a new organism into an ecosystem can affect the stability of that system. Give specific examples.

Deiveegaraja Andaver asked Dec 28, 2024

by Deiveegaraja Andaver

8.0k points

2 answers

4 votes

62.4k views

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