Recent questions in Chemistry

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In molecules in gases like air, they're much further apart and not joined in a lattice structure as they are in solids, therefore air is an ___________ ___________ conductor of heat. a) Efficient; Thermal

Eduard Bosch Bertran asked Dec 23, 2024

by Eduard Bosch Bertran

7.9k points

1 answer

5 votes

11.9k views

What is significant to the 3' carbon?

Boyan Hristov asked Dec 23, 2024

by Boyan Hristov

8.2k points

1 answer

5 votes

226k views

Calculate the ph at25c of a .84m solution of lidocaine . note that lidocaine is a weak base with a pkb of 7.94.

Robert Dresler asked Dec 23, 2024

by Robert Dresler

7.6k points

1 answer

0 votes

170k views

According to the balanced equation, what is the theoretical mole ratio of baking soda to sodium chloride? NaHCO3 + HCl = NaCl + CO2 + H2O

Snackmoore asked Dec 23, 2024

by Snackmoore

8.3k points

1 answer

2 votes

223k views

The equation below shows lithium reacting with nitrogen to produce lithium nitride. 6Li + N2 Right arrow. 2Li3N If 12 mol of lithium were reacted with excess nitrogen gas, how many moles of lithium nitride

Miguel Santos asked Dec 23, 2024

by Miguel Santos

8.3k points

1 answer

2 votes

225k views

The combustion reaction of methane is represented by the following equation: CH₄(g) + 2O₂(g) → 2H₂O(g) + CO₂(g). Calculate the volume of carbon dioxide gas produced when 50 liters of methane are burned

Adam Spicer asked Dec 23, 2024

by Adam Spicer

7.9k points

1 answer

5 votes

138k views

Which of the following statements is true regarding combustion reactions? a) They involve the release of oxygen. b) They produce energy in the form of light only. c) They don't always produce heat. d)

Straya asked Dec 23, 2024

by Straya

8.9k points

1 answer

5 votes

125k views

According to the following reaction, how many moles of Fe(OH)₂ can form from 175.0 ml of 0.227 m lioh solution? assume that there is excess FeCl₂. FeCl₂(aq) 2 LiOH(aq) → Fe(OH)₂(s) 2 LiCl(aq) a. 5.03 ×

Hielke Walinga asked Dec 23, 2024

by Hielke Walinga

8.0k points

1 answer

5 votes

148k views

What cyanide-based pesticide was poured into the gas chambers by the Nazis during the Holocaust? 1) Zyklon B 2) DDT 3) Agent Orange 4) Paraquat

Matt Koala asked Dec 23, 2024

by Matt Koala

8.2k points

1 answer

3 votes

88.9k views

If 4-methylpentene reacts according to the following sequence of steps: Choose the correct statement about the reactions taking place and the final product.

Cyon asked Dec 23, 2024

by Cyon

7.5k points

2 answers

1 vote

208k views

What happens to the bonds in nucleophilic addition at carbonyl carbon?

Esteve asked Dec 23, 2024

by Esteve

8.3k points

1 answer

1 vote

20.1k views

2Zn(NO3)2 number of nitrogen atoms

Olmo asked Dec 23, 2024

by Olmo

7.7k points

1 answer

2 votes

111k views

What is the weight in grams of 1 mole of ammonium sulfate ((NH₄)₂SO₄) ? a. 114.10 g b. 134.25 g c. 118.54 g d. 132.15 g

Eric Brandt asked Dec 23, 2024

by Eric Brandt

9.1k points

1 answer

4 votes

78.8k views

Give a possible molecular formula for the empirical formula of C3H5CIO

Nullbyte asked Dec 23, 2024

by Nullbyte

8.4k points

1 answer

3 votes

128k views

What is the molarity of a solution prepared using the given amount of solute and total volume of solution?

Paul Oliver asked Dec 23, 2024

by Paul Oliver

7.4k points

1 answer

4 votes

52.3k views

Why is drinking a lot of salt water bad for you?

Audrey asked Dec 23, 2024

by Audrey

8.2k points

2 answers

4 votes

133k views

9 ml of a 80% saline solution was mixed with 6 ml of a 30% saline solution. What is the concentration of the mixture? a) 52% b) 64% c) 72% d) 85%

Anztrax asked Dec 22, 2024

by Anztrax

7.9k points

1 answer

3 votes

1.5k views

Explain surface radiation feedbacks

Joelazar asked Dec 22, 2024

by Joelazar

7.6k points

1 answer

0 votes

101k views

For each of the following cases identify one atom 1. neutral atom larger thanP 2. ion smaller than K+ 3. Neutral atom higher electron affinity than S 4. atom with lower first ionziation than Ga

Genero asked Dec 22, 2024

by Genero

7.8k points

1 answer

4 votes

62.0k views

Determine whether each of the following compounds is soluble or insoluble: KBr

Sina Lotfi asked Dec 22, 2024

by Sina Lotfi

7.9k points

1 answer

4 votes

177k views

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