Questions by Dafeda

Questions by Dafeda

Consider the chemical equations shown here.CH (g)20, (g)CO (g) -2H,O(g) AH- -802 kJ2H,Og)2H,O) AH, - -88 kJ Which equation shows how to calculate ΔH_rxn for the equation below? a) ΔH_rxn = ΔH_1 - ΔH_2

asked Dec 5, 2024

1 answer

5 votes

63.9k views

What is the central message of "A Psalm of Life"?

asked Sep 26, 2024

1 answer

5 votes

175k views

The formula for blood flow rate is given by F=p¹-p²

asked Aug 26, 2024

1 answer

1 vote

148k views

Genetically identical DNA strands are called __________ ______________ and are held together by a central region called the ______________ A. Sister chromatids, held together by the centromere B. Homologous

asked Apr 20, 2024

1 answer

1 vote

208k views

What do most of the raw materials have in common?

asked Apr 17, 2024

1 answer

3 votes

218k views

An advantage of a tinted sealant material over clear or colorless material is that it: A) Provides better retention B) Allows for easier detection of bubbles C) Offers higher durability D) Requires less

asked Apr 1, 2024

1 answer

2 votes

142k views

Choose the correct answers to complete the sentences. 1) He’s ............... the ............... because he’s just got A-grades in all his exams. (moon, over, above, planet) 2) I can’t wait to go round

asked Feb 23, 2024

1 answer

1 vote

210k views

How old was elvis presley when he purchased graceland

asked Oct 18, 2023

1 answer

7 votes

167k views

A student must choose to participate in two different events during field day. There are four track events, two academic events, and six team sports events. What is the approximate probability that the

asked Sep 11, 2023

1 answer

1 vote

195k views

Which value(s) is a solution for the inequality f < 4?Choose all that apply:f= -2f= 7 f=3f= - 4

asked Aug 8, 2023

1 answer

1 vote

99.9k views

A rectangular room is 1.8 times as long as it is wide, and its perimeter is 35 meters. Find the dimensions of the room. Round the answer to 2 decimal places.

asked Jun 27, 2023

1 answer

0 votes

186k views

Jake says that the solution to 8.5 - a=5 is that a equals 13.5 because addition and subtraction are inverse operations and 8.5 +5 = 13.5. Does Jake's solution make sense? Explain how you know whether or

asked Oct 13, 2022

1 answer

5 votes

136k views

Which of the following statements describes a physical property? A. The substance has a higher density than water. B. The substance forms a solid when reacted with silver nitrate. C. The substance produces

asked Oct 8, 2022

2 answers

14 votes

151k views

mr.harrington drive 164 miles. his car used 8 gallons of gas. how many miles per gallon of gas does the car average

asked Sep 18, 2022

1 answer

5 votes

22.7k views

What is the command to list the contents of directors in Unix- like operating system

asked Aug 15, 2022

1 answer

5 votes

210k views

Which of the following is not true about visiting a doctor? 1.You should visit your dentist twice a year for a cleaning and exam. 2.You should get vaccinations according to the recommended timeline. 3.

asked Jul 11, 2022

1 answer

0 votes

153k views

What are biodiversity hot spots? O A. Areas where large numbers of earthquakes and volcanic eruptions occur B. The warmest and driest ecosystems on Earth C. Areas where the average annual temperature exceeds

asked Jul 9, 2022

1 answer

1 vote

67.2k views

Explain how you test sand sifting plastics solution:Sifting out plastic out of the sand which is going to remove most of the plastic on the beach.

asked May 9, 2022

1 answer

3 votes

205k views

Can anybody help me plzz

asked Dec 23, 2021

1 answer

2 votes

119k views

Some countries have fixed exchange rate systems instead of flexible exchange rate systems. Which of the following is a reason why fixed exchange rate systems have limited abilities to use monetary policy?

asked Nov 23, 2021

1 answer

1 vote

209k views

Page:

Search QAmmunity.org