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Which two of these are redox reactions? a) MnO_2 + 4HCl → MnCl_2 + 2H_2O + Cl_2 b) CaCO₃ + 2HCl → CaCl₂ + H₂O + CO₂ c) NH₃ + HCl → NH₄Cl d) 2H₂O₂ → 2H₂O + O₂ e) 2NaOH + H₂SO₄ → Na₂SO₄ + 2H₂O f) CO₂ + CaO
asked
Oct 27, 2024
Chemistry
high-school
1
answer
1
vote
68.1k
views
Your personal information network is created by constant cooperation between
asked
Sep 27, 2024
Computers and Technology
high-school
1
answer
3
votes
233k
views
Explain two reasons why the supply of a raw material such as oil may rise in the future.
asked
May 23, 2024
Business
college
1
answer
0
votes
36.0k
views
Which of the follwoing is NOT part of the scientific method? a. experiment b. conclusion c. repurpose d. hypothesis
asked
May 9, 2024
Biology
high-school
1
answer
0
votes
176k
views
A firm has a debt-to-total assets ratio of 60%,$300,000 in debt, and a net income of $50,000. Calculate return on equity. a)40% b)20% c)25% d)There is not enough information to calculate return on equity.
asked
Feb 21, 2024
Business
high-school
1
answer
0
votes
141k
views
Question 469 Which information will the nurse include when discussing the use of a female condom with a client? Select all that apply. One, some, or all responses may be correct. O Can be used more than
asked
Jan 1, 2024
Health
college
1
answer
4
votes
12.8k
views
How many grams of He gas are in a 33.2L container at 1.13atm and 652K?
asked
Sep 23, 2023
Chemistry
college
1
answer
3
votes
49.9k
views
Which of the Earth’s spheres is made up of the Earth’s crust and the land on its surface? A. the atmosphere B. the hydrosphere C. the lithosphere D. the biosphere
asked
Mar 25, 2023
Social Studies
high-school
1
answer
0
votes
174k
views
5* 7+ (-12) - 4 = -45Which of the following equations contains the correct brackets to make the statement above true?[5* 7] +(-12) – 4 = 45[5* 7+(-12)] – 4 = -455* [7+(-12) – 4) = -455* 7+[(-12) – 4] =
asked
Feb 25, 2023
Mathematics
college
1
answer
5
votes
89.1k
views
Klee is a amazing genshin character ❤
asked
Nov 27, 2022
History
high-school
2
answers
0
votes
149k
views
Use the map of the regions of Arkansas to answer the next two questions Which region on the map was formed by a combination of erosion and deposition? A Ouachita Mountains B. Gulf Coastal Plain C. Mississippi
asked
Nov 5, 2022
Social Studies
high-school
1
answer
24
votes
171k
views
Triangles ABC and EDC are similar. ACE and BCD are straight lines. Angle BAC = angle DEC Angle CBA= angle CDE AB = = 6 cm, BC = 2.5 cm, CD = 7.5 cm and CE = 10.5 cm.
asked
Sep 19, 2022
Mathematics
college
2
answers
5
votes
112k
views
._____tante et ______oncle. a.Ton,ta b.Ta,ton c.Ta, tes
asked
Aug 24, 2022
French
high-school
2
answers
8
votes
9.2k
views
PLS HELP IM BEING TIMED What is the main difference between tragedy and comedy? where the story is set where symbols appear how the characters interact how the plot is resolved
asked
Jul 26, 2022
English
high-school
1
answer
2
votes
20.1k
views
13. What do UDF and COSATU stand for? What significance do these organizations hold in the apartheid movement?
asked
Jul 22, 2022
History
college
1
answer
25
votes
117k
views
Ksjdjfnfkdkdklddkdkfjfnfnfnnffk
asked
May 25, 2022
Mathematics
high-school
2
answers
5
votes
149k
views
Most auditors believe that financial statements are "presented fairly" when the statements are in accordance with GAAP, and that it is also necessary to Group of answer choices determine that they are
asked
May 11, 2022
Business
high-school
1
answer
5
votes
67.1k
views
Trigonometry mixed please help
asked
Apr 24, 2022
Mathematics
high-school
1
answer
2
votes
47.2k
views
Sócrates dijo: ¡Conócete a ti mismo! Sócrates dijo Conócete a ti mismo Sócrates dijo Conócete a ti mismo. Sócrates, dijo Conócete a ti mismo 4. Selecciona la oracion que hace uso correcto de los sig pun
asked
Nov 1, 2021
Spanish
college
2
answers
3
votes
195k
views
6. Find the equation of the line that is parallel to the line 6x-3y+18=0 and that passes through the point (2,1). Write your answer in the form of h=mx+c
asked
Oct 28, 2021
Mathematics
college
2
answers
3
votes
201k
views
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