Recent questions in Chemistry

Question

A camper walked from point A to point B taking the path shown by the dotted line. What is the approximate distance the camper walked? a. 2.0 miles downhill b. 30 miles downhill c. 2.0 miles uphill d. 30

Purushottam Sadh asked Dec 20, 2024

by Purushottam Sadh

8.7k points

1 answer

0 votes

230k views

Of the substances Ar, Cl₂, CCl₄, and HNO₃, which has the largest dipole-dipole forces? A) Ar B) Cl₂ C) CCl₄ D) HNO₃

Henrique Bastos asked Dec 20, 2024

by Henrique Bastos

7.7k points

1 answer

0 votes

158k views

Consider the following reaction. CO₂(g) H₂(g) CO(g) H₂O(l) what is being oxidized? carbon carbon dioxide oxygen hydrogen

Mmachenry asked Dec 20, 2024

by Mmachenry

7.8k points

1 answer

5 votes

225k views

A(n) _____ can change its genes over time as the environment changes.

Johnny Wong asked Dec 20, 2024

by Johnny Wong

8.6k points

1 answer

1 vote

27.8k views

To calculate the temperature change, use the formula: Temperature change= Mass×Specific heat/Heat released

Spiralmoon asked Dec 20, 2024

by Spiralmoon

8.3k points

1 answer

3 votes

7.2k views

3. In a thermite reaction, aluminum powder undergoes a redox reaction with rust. If 55.0 g of aluminum reacts completely, what mass of iron is formed? Start by balancing the equation. Show your work. (3

Fakhamatia asked Dec 20, 2024

by Fakhamatia

8.7k points

1 answer

4 votes

83.1k views

What is the enthalpy of Cal(OH)2(s) broken down into CaO(s) and H2O(g)

Alieu asked Dec 20, 2024

by Alieu

8.3k points

1 answer

4 votes

229k views

I completely filled out the Instant/Lasting Zone time tracking worksheet for one full day. I wrote at least two sentences about what I learned by tracking my time. 99 POINT CAN YALL ANSWER THE QUESTION

Fabian Damken asked Dec 20, 2024

by Fabian Damken

7.6k points

1 answer

1 vote

61.1k views

A specific gravity bottle weighs 23.66 g. When filled with water, it weighs 71.74 g, and when filled with another liquid, it weighs 74.26 g. What is the specific gravity of the liquid? a) 0.97 b) 1.00

Nmsdvid asked Dec 20, 2024

by Nmsdvid

8.4k points

1 answer

2 votes

137k views

Read the two questions. Question 1: Do heavy metals like lead and arsenic cause damage to human DNA? Question 2: Should industries releasing heavy metals into land and water ecosystems be penalized? Use

Nole asked Dec 20, 2024

by Nole

8.1k points

2 answers

0 votes

108k views

What will be the most effective means of increasing the dissolvingrate of sugar in water?

ZiviMagic asked Dec 20, 2024

by ZiviMagic

7.4k points

1 answer

5 votes

33.2k views

What is the general structure of cyclic hydrocarbons?

Lucina asked Dec 20, 2024

by Lucina

8.3k points

1 answer

4 votes

195k views

Zara explains to Asher how nitrogen moves in the nitrogen cycle. Which sentences should she use in her explanation? Select all that apply. A. Should Zara use the sentence ‘Bacteria fix nitrogen from the

Dpigera asked Dec 20, 2024

by Dpigera

8.1k points

1 answer

0 votes

143k views

In filtration, where is the residue needed for collection found?

Joe Bobby asked Dec 20, 2024

by Joe Bobby

8.7k points

1 answer

2 votes

191k views

Calculate how many moles are in 200.0 g of NaBr.

Milovan asked Dec 20, 2024

by Milovan

8.5k points

1 answer

3 votes

101k views

Which of the following is NOT a description of the "cold compounding" method of gin production? 1) Suspending a mesh tray of botanicals above the spirit, then pumping the alcohol repeatedly over the botanicals

Gizak asked Dec 20, 2024

by Gizak

7.5k points

1 answer

2 votes

186k views

What is the numerical value of kc for the following reaction if the equilibrium mixture contains 0.31 m CO�� , 0.033 m h2 , 0.21 m co , and 0.31 m h2o ?

Brecht Machiels asked Dec 20, 2024

by Brecht Machiels

8.6k points

1 answer

4 votes

57.8k views

Write the reaction equation for this reaction and describe what happens and what measurement is quantified at the end?

Chris Graham asked Dec 20, 2024

by Chris Graham

8.1k points

1 answer

5 votes

93.5k views

How many helium nuclei fuse together to make carbon in the triple alpha process? 1) 2 2) 3 3) 4 4) varies depending on the reaction

Demaniak asked Dec 20, 2024

by Demaniak

8.3k points

1 answer

4 votes

118k views

the concentration of a toxic chemical in aspring-fed lake is given by the equationwhere c is given in gramsper litre and x is the time in days. determinewhen the concentration of the chemicalis 6.16 g

Curiousengineer asked Dec 20, 2024

by Curiousengineer

8.0k points

1 answer

3 votes

144k views

Page:

« prev
1
...
103
104
105
106
107
108
109
...
1000
...
next »

Ask a Question

Recent questions in Chemistry

Other Questions