Recent questions in Chemistry

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What is the volume in liters after 4 g of oxygen gas is added to the 8 g of oxygen in the balloon?

Remeus asked Dec 28, 2024

by Remeus

8.5k points

1 answer

5 votes

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How long would it take the same amount of gaseous I2to effuse from the same container under identical conditions? Express your answer using two significant figures. a) It depends on temperature b) Twice

Omar Alvarado asked Dec 28, 2024

by Omar Alvarado

8.6k points

1 answer

4 votes

147k views

As of nitrogen occupies 35 ml balloon in a children's party room with a temperature of 25 Celsius. Calculate the volume in milliliters of the balloon if it is moved to a room with a temperature of 15 Celsius.

Kobynet asked Dec 28, 2024

by Kobynet

8.3k points

1 answer

1 vote

101k views

you have been contracted to determine how different salts affect the ph of water. which of the solids in the following set should you test to investigate for the effects of anions on ph? group of answer

DynasticSponge asked Dec 28, 2024

by DynasticSponge

8.7k points

1 answer

3 votes

161k views

the concerns over the class of synthetic organic compounds called polybrominated diphenyl ethers (pbdes) include each of the following except: please choose the correct answer from the following choices,

Sonia Maklouf asked Dec 28, 2024

by Sonia Maklouf

8.6k points

1 answer

4 votes

202k views

How many Cl₂O molecules of different masses naturally exist?

Zoot asked Dec 28, 2024

by Zoot

8.4k points

1 answer

5 votes

1.4k views

What is an example of a Grade 1 LP-gas leak?

Marc Fearby asked Dec 28, 2024

by Marc Fearby

8.1k points

1 answer

3 votes

218k views

What volume of 0.0441M sulfuric acid is required to titrate 25cm³ of carbonate? (Round off to 2 decimal places). A) 0.02 cm³ B) 1.10 cm³ C) 56.65 cm³ D) 0.05 cm³

Freek De Bruijn asked Dec 28, 2024

by Freek De Bruijn

7.6k points

1 answer

4 votes

131k views

What is required to calculate the equilibrium constant of a chemical reaction? Responses the concentration of products and reactants the change in entropy of the reaction the energy of the reaction the

Sevenless asked Dec 28, 2024

by Sevenless

8.2k points

1 answer

0 votes

197k views

The stinger a magnet is A the harder the metal B the larger the force C the smaller the force D the softer the metal

Bergercookie asked Dec 28, 2024

by Bergercookie

8.0k points

1 answer

1 vote

158k views

An electron in its ground state has the following set of quantum numbers: {n=1, ℓ=0, mₗ=0, mₛ=+1/2}. Upon excitation by light, which state would it transition to? a) {n=1, ℓ=0, m_s=0, m_s=+1/2} b) {n=1,

Youbloodywombat asked Dec 28, 2024

by Youbloodywombat

8.2k points

1 answer

3 votes

170k views

Predict the major products for the following reaction: Br + OK?

Jhenninger asked Dec 28, 2024

by Jhenninger

7.5k points

1 answer

2 votes

196k views

What is the % (v/v) concentration of a 0.20 L sample of wine that contains 15 mL of ethyl alcohol? a. 0.075%v/v b. 7.0%v/v c. 7.5%v/v d. 0.070%v/v

Tiago Lira asked Dec 28, 2024

by Tiago Lira

8.1k points

1 answer

3 votes

222k views

Determine the pH [H+] = 5.0 x 10-9 M

Nyima asked Dec 28, 2024

by Nyima

7.6k points

1 answer

3 votes

146k views

2.1 Define the term strong acid.

Brittany asked Dec 28, 2024

by Brittany

7.9k points

1 answer

4 votes

22.9k views

Solid pollutants, such as flyash, are produced when burning: __________ a. Natural gas b. Coal c. Light fuel oil d. Propane

Xandermonkey asked Dec 28, 2024

by Xandermonkey

8.5k points

1 answer

5 votes

212k views

Describe the three types of chemical bonds (ionic, covalent, and hydrogen) and provide an example of each. Explain HOW and WHY these different bonds form.

Ramesh R asked Dec 28, 2024

by Ramesh R

8.2k points

1 answer

3 votes

125k views

Describe an experimental method to determine the limiting molar conductivity of a NaOH aqueous solution at 298.15 K.

Jjang asked Dec 28, 2024

by Jjang

9.1k points

1 answer

0 votes

197k views

Given 5.0 x 10^24 K2SO4 formula units, how many moles are present?

Asherguru asked Dec 28, 2024

by Asherguru

7.7k points

1 answer

2 votes

179k views

What type of chemical is added to natural gas to give its distinct order? A) Carbon monoxide B) Methane C) Ethane D) Mercaptan

Monolo asked Dec 28, 2024

by Monolo

6.8k points

1 answer

2 votes

134k views

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