Recent questions in Chemistry

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Complex carbohydrates, also called _____________, are long chains of sugar units.

Alessandro Santini asked Oct 11, 2024

by Alessandro Santini

8.4k points

1 answer

5 votes

168k views

Select the correct reactant for the brown ring test of the NO ion. Options: a. Aqueous solution of salt, ferrous sulphate solution, dil. H₂SO₄ b. Aqueous solution of salt, ferric sulphate solution, conc.

Aram Paronikyan asked Oct 11, 2024

by Aram Paronikyan

8.6k points

1 answer

3 votes

15.9k views

The radius r of the nucleus of an atom of mass number A is r = 1.2A^(1/3) femtometers. Find A if r = 4.8 femtometers.

Mark Buikema asked Oct 11, 2024

by Mark Buikema

7.6k points

1 answer

5 votes

32.7k views

RESOLVED: A quantity of 25.0 mL of a solution containing both Fe2+ and Fe3+ ions is titrated with 23.0 mL of 0.0200 M KMnO4 (in dilute sulfuric acid). As a result, all of the Fe2+ ions are oxidized to

GenericJon asked Oct 11, 2024

by GenericJon

8.1k points

1 answer

5 votes

207k views

Detail step-by-step the procedures for how to make a Turkey Havarti Bragel?

Pavel Shishpor asked Oct 11, 2024

by Pavel Shishpor

7.9k points

1 answer

2 votes

111k views

What is the mass percent of carbon in the mineral smithsonite, ZnCO₃?

Melv asked Oct 11, 2024

by Melv

8.6k points

1 answer

0 votes

159k views

J.J. Thompson's experiment, involving the motion of an electronbeam in mutually perpendicular E and B fields, gave the value of: A. Mass of electron B. Earth's magnetic field C. charge/mass ratio for electron

Jagan K asked Oct 11, 2024

by Jagan K

7.9k points

1 answer

3 votes

141k views

A lady has baked chocolate cookies. She takes the pan out of the oven using oven mitts. She takes the cookies off the cookie sheet and puts them on a plate. The next few questions will focus on thermal

Mfelix asked Oct 11, 2024

by Mfelix

7.9k points

1 answer

1 vote

28.3k views

Consider the data table as well as the experimental design. Which of the four cans should have the greatest change in temperature after five minutes?

Fraze asked Oct 11, 2024

by Fraze

8.3k points

1 answer

1 vote

113k views

IS The system below was at equilibrium and then some O2 gas was added to the container. What change will occur for the system? 2SO2(g) + O₂(g) = 2SO3(g) + 198 kJ A. The reaction will shift toward the reactants

Sultanmyrza asked Oct 11, 2024

by Sultanmyrza

8.1k points

1 answer

4 votes

62.7k views

Among the following processes, which one acts as a source for the atmospheric CO₂? a. soil microorganism respiration b. atmospheric CO₂ dissolved into the ocean c. plant photosynthesis d. marine phytoplankton

Sdive asked Oct 11, 2024

by Sdive

8.3k points

1 answer

2 votes

180k views

Complete the chemical reaction: Alcohol + NaOCl + CH₃COOH ---->

Usta asked Oct 11, 2024

by Usta

7.9k points

1 answer

4 votes

229k views

Right the structure of the ester group

Mchacki asked Oct 11, 2024

by Mchacki

8.8k points

1 answer

3 votes

108k views

Given AH -86 kJ/mol and AS° = -478 J/mol K, determine AG and the spontaneity of the reaction A,(g) + 3 X₂(g) → 2 AX,(g) at 591 K. A) +196 kJ/mol, spontaneous B) +196 kJ/mol, nonspontaneous C) +282 kJ/mol,

Michou asked Oct 11, 2024

by Michou

8.3k points

1 answer

5 votes

224k views

So 2 answers I am not looking for is HI and formic acid. Although both of them are acids, HI and formic acid are not doing the reducing, but their conjugate forms, I- and HCOO- are doing the reducing,

Badger asked Oct 11, 2024

by Badger

7.2k points

1 answer

3 votes

225k views

Which compounds is meso?

Arjunsingh asked Oct 11, 2024

by Arjunsingh

8.3k points

1 answer

0 votes

52.5k views

An oral report about the structure of atoms

Omi asked Oct 11, 2024

by Omi

7.7k points

1 answer

3 votes

70.0k views

What will happen to an ionic compound when it is mixed into water?

Arvind Sisara asked Oct 11, 2024

by Arvind Sisara

7.8k points

1 answer

0 votes

47.5k views

Suppose you were stranded on a desert island with no food or water. You are allowed to choose a machine that conducts either dehydration synthesis or hydrolysis for your utilization. Which do you choose

BauerMusic asked Oct 11, 2024

by BauerMusic

7.2k points

1 answer

4 votes

61.1k views

Sulfuric acid and potassium hydroxide. a) Acid-base reaction b) Redox reaction c) Precipitation reaction d) Combustion reaction

Rookatu asked Oct 11, 2024

by Rookatu

7.6k points

1 answer

1 vote

176k views

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