Recent questions in Chemistry

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Phosphorus combined with hydrogen to form phosphine. Compare, in terms of matter, phosphorus and phosphine.

SuperBerry asked Jul 5, 2023

by SuperBerry

2.3k points

1 answer

0 votes

523k views

You want to spread honey on your toast, but it is too thick to spread. What term from today's lesson describes the "thickness" of the honey? How could you change the "thickness" of the honey?

CptFracassa asked Jul 5, 2023

by CptFracassa

2.5k points

2 answers

23 votes

355k views

Summarize what you learned about acid and bases

Sam Rockett asked Jul 5, 2023

by Sam Rockett

2.8k points

1 answer

17 votes

436k views

21. Identify the solute and solvent in the liquid solution of sugar water. Also, explain why this solution is classified as a liquid if there is a solid (the sugar) dissolved in it? Solute: Solvent:

CharlieMezak asked Jul 5, 2023

by CharlieMezak

2.8k points

1 answer

3 votes

327k views

12.60 mg KI in 109.9 mL of solution

Caution Continues asked Jul 5, 2023

by Caution Continues

3.2k points

1 answer

37 votes

132k views

How to balance KO2 + CO2 + H20 -> KHCO3 + O2

LGenzelis asked Jul 5, 2023

by LGenzelis

2.7k points

1 answer

29 votes

240k views

Use the balanced equation to solve the problem.2Al2O3 → 4AI + 30₂4.80mol of aluminum are produced.How many moles of O₂ are made?mol

Kushal asked Jul 5, 2023

by Kushal

2.5k points

1 answer

39 votes

243k views

For a research project on time management, Yuri needs to calculate how many hours the average high school student spends in school each year. Which of these dimensional analysis equations is the correct

Jorgeblom asked Jul 5, 2023

by Jorgeblom

2.9k points

2 answers

9 votes

374k views

Which phase has the lowest entropy? O A. Aqueous O B. Liquid O C. Solid O D. Gas

David Ivanyan asked Jul 5, 2023

by David Ivanyan

2.9k points

1 answer

17 votes

160k views

Which of these is a primary characteristic used to describe a clastic sedimentary rock? A. Types of shells B. Minerals present C. Size of the rock D. Grain size

Jimeux asked Jul 5, 2023

by Jimeux

2.9k points

1 answer

18 votes

445k views

How do I solve for 9?If 80.0 g of NaOH is dissolved in 1 kg of water, what is the molality of the solution?

Czadam asked Jul 5, 2023

by Czadam

2.9k points

1 answer

9 votes

75.6k views

HELP ASAP PLS The image below shows charged particles bouncing around. A square is shown with the title State of Matter. Few circles with positive and negative sign are shown inside the square. Long arrows

Nicanor asked Jul 5, 2023

by Nicanor

2.8k points

2 answers

13 votes

215k views

An atom of an element contains 20 protons and 21 neutrons. Which of these is true of the element? it is a noble gas it is a transition element it is a nonmetal it is an alkaline earth metal

Amir Pashazadeh asked Jul 5, 2023

by Amir Pashazadeh

2.7k points

1 answer

8 votes

297k views

How much heat is required to change temperature of 10g of water from 4°C to 8°C? (Water has a specific heat of 4.18)? 0 J 167.2 J 165.4 J 160.2 J

Azbarcea asked Jul 5, 2023

by Azbarcea

2.8k points

1 answer

5 votes

477k views

The rock's tendency to do this called a. inertia b. weight c. acceleration

Mapmath asked Jul 5, 2023

by Mapmath

2.6k points

1 answer

4 votes

72.2k views

In which groups of the modern periodic table are there alkali metals and inert gasas?

Otto Fajardo asked Jul 5, 2023

by Otto Fajardo

2.8k points

2 answers

32 votes

460k views

Approximately how many nephrons does a kidney have? A. billions B. one million C. one D. 100

HussoM asked Jul 5, 2023

by HussoM

2.3k points

1 answer

5 votes

87.8k views

Please help. i’ve been gone for school for 1 week and half and i’m totally lost.

Jakeva asked Jul 5, 2023

by Jakeva

2.7k points

1 answer

7 votes

159k views

Can someone plz help me? :(

Rajian asked Jul 5, 2023

by Rajian

2.5k points

1 answer

27 votes

173k views

Why are metallic and non-metallic minerals and fossil fuels thought of as non-renewable resources?

Volodymyr Bezuglyy asked Jul 5, 2023

by Volodymyr Bezuglyy

3.0k points

2 answers

26 votes

346k views

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