Recent questions in Chemistry

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suppose a student finds that 23.50 ml of a certain liquid weighs 35.062 grams. what is the density of the liquid?

Zephaniah Grunschlag asked Oct 14, 2024

by Zephaniah Grunschlag

8.2k points

1 answer

1 vote

48.9k views

Magnesium sulfate is added to sodium hydroxide to produce sodium sulfate and magnesium hydroxide (10 points) a. Write the skeletal equation and Balance the chemical equation describing the reaction above.

Seriti asked Oct 14, 2024

by Seriti

8.0k points

1 answer

3 votes

132k views

Draw all linkage isomers of Co(NH₃)₃(H₂O)₂(CN)₃.

JLearner asked Oct 14, 2024

by JLearner

8.8k points

1 answer

1 vote

58.3k views

Which of these elements requires the most energy to remove an electron fluorine nitrogen oxygen argon

Shahzad Hassan asked Oct 14, 2024

by Shahzad Hassan

8.5k points

1 answer

4 votes

97.4k views

The ionization constant (Ka) of HF is 6.7 × 10⁻⁴. Which of the following is true in a 0.1 M solution of this acid? a. [H⁺] = 6.7 × 10⁻⁴ M b. [H⁺] = 0.1 M c. [HF] = 6.7 × 10⁻⁴ M d. [H⁺] = [F⁻]

Lawrence Johnson asked Oct 14, 2024

by Lawrence Johnson

7.5k points

1 answer

0 votes

110k views

Impediment part of speech, definition, phrase, and related phrases

Ade Miller asked Oct 14, 2024

by Ade Miller

7.8k points

1 answer

5 votes

641 views

How many liters of a 7.0 % ( m/v ) glucose solution would you need to obtain 90 g of glucose?

Gokhan asked Oct 14, 2024

by Gokhan

7.6k points

1 answer

3 votes

28.3k views

Which of the following is the correct way to write the formula of the compound formed between the barium ion and the sulfate ion? a. Ba2(SO4)2 b. Ba2SO4 c. Ba(SO4)2 d. BaSO4

Skymedium asked Oct 14, 2024

by Skymedium

7.7k points

1 answer

4 votes

138k views

Which of the following represents all the critical points of the inequality? A) x = 5 B) x = 0 and x = 9 C) x = 0, x = 5, and x = 9 D) x = -3, x = 0, and x = 5

BernzSed asked Oct 14, 2024

by BernzSed

7.8k points

1 answer

2 votes

167k views

Determine the empirical formula for the compound with the molecular formula B2Cl4

Kiet Tran asked Oct 14, 2024

by Kiet Tran

8.0k points

1 answer

4 votes

17.1k views

Mass, in grams, of 18.00 L of methane gas (CH4) at STP

Matthew Fioravante asked Oct 14, 2024

by Matthew Fioravante

8.0k points

2 answers

5 votes

232k views

What is the more advanced way to smelt iron?

TheAshwaniK asked Oct 14, 2024

by TheAshwaniK

7.8k points

1 answer

0 votes

171k views

What is the difference between mono-, di-, and polysaccharides? A. Monosaccharides are made up of two sugar units, while polysaccharides are made up of many sugar units. B. Monosaccharides are simple sugars,

Alireza Noori asked Oct 14, 2024

by Alireza Noori

8.4k points

1 answer

2 votes

107k views

What is the role of hydroxymethyl-glutaryl CoA reductase (HMG-CoAR)? A. Synthesis of cholesterol B. Breakdown of cholesterol C. Synthesis of triglycerides D. Breakdown of triglycerides

IEvgen Podkorytov asked Oct 14, 2024

by IEvgen Podkorytov

7.0k points

1 answer

4 votes

75.4k views

This substance is water-soluble. A solution of this compound in water would be classified as a(n)___.

Jucardi asked Oct 14, 2024

by Jucardi

8.7k points

1 answer

1 vote

228k views

What is most likely to be an error in an EDM measurement? 1) Incorrect calibration of the equipment 2) Interference from external electromagnetic fields 3) Measurement taken at an incorrect location 4)

Maxim Korobov asked Oct 14, 2024

by Maxim Korobov

8.5k points

1 answer

2 votes

11.2k views

If aluminum and copper wires of the same length have the same resistance, which has the larger diameter? Why? a) Aluminum, because it has a higher resistivity. b) Copper, because it has a lower resistivity.

TheSteed asked Oct 14, 2024

by TheSteed

7.4k points

1 answer

1 vote

147k views

Aluminum atoms have three valence electrons. Other metals have one or two valence electrons. How does aluminum's reactivity compare to that of the other metals?

MadsTheMan asked Oct 14, 2024

by MadsTheMan

8.2k points

1 answer

4 votes

181k views

What is the mass in grams of 6.55 × 10^25 molecules of Cl2? a) Need more information b) 35.45 g c) 70.90 g d) 141.80 g

Christurnerio asked Oct 14, 2024

by Christurnerio

8.1k points

1 answer

4 votes

61.8k views

Which position has the most kinetic energy? 1 2 3 4

Tolotra asked Oct 14, 2024

by Tolotra

7.9k points

1 answer

0 votes

196k views

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