1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
andre [41]
3 years ago
9

Which of these is an example of altering the molecular composition of a substance? Cooking an egg Breaking a glass Crushing a me

tal can Crumpling a piece of paper
Chemistry
2 answers:
erica [24]3 years ago
7 0

Answer:

A

Explanation:

Simply put, one of these is not like the others. The only one involved with changing instead of reshaping is the egg.

Natali5045456 [20]3 years ago
5 0
Answer is A for this one
You might be interested in
Which property of isotopes makes them suitable for determining the dates of ancient artifacts? atomic number of the isotope rate
siniylev [52]
Each isotope has a unique rate of decay, making them suitable for determining the dates of ancient artifacts. The answer is "rate of decay of the isotope."
8 0
3 years ago
How does water vapor become frost?
Tatiana [17]
Frost<span> forms when an outside surface cools past the dew point. The dew point is the point where the air gets so cold, the </span>water vapor<span> in the atmosphere turns into liquid. This liquid freezes. If it gets cold enough, little bits of ice, or </span>frost<span>, form. google</span>
6 0
3 years ago
What volume is needed to make a 2.45 M solution of KCl using 0.50 mol of KCl
Ivan

Answer:

Explanation:

91.4

grams

Explanation:

C

=

m

o

l

v

o

l

u

m

e

2.45

M

=

m

o

l

0.5

L

2.45

M

⋅

0.5

L

=

m

o

l

m

o

l

=

1.225

Convert no. of moles to grams using the atomic mass of K + Cl

1.225

m

o

l

⋅

(

39.1

+

35.5

)

g

m

o

l

1.225

m

o

l

⋅

74.6

g

m

o

l

=

1.225

⋅

74.6

g

=

91.4

g

4 0
2 years ago
What determines interactions between atoms?
ss7ja [257]
The interaction between the atoms is due to number of electrons in the valence shell
8 0
3 years ago
1. The answer to the research question is the...
katovenus [111]

Answer:

1. A claim

2. B evidence

8 0
3 years ago
Other questions:
  • Using the following standard reduction potentials, Fe3+(aq) + e- → Fe2+(aq) E° = +0.77 V Ni2+(aq) + 2 e- → Ni(s) E° = -0.23 V ca
    12·1 answer
  • Sports trainers treat sprains and soreness with ethyl bromide. it is manufactured by reacting ethylene with hydrogen bromide:
    14·1 answer
  • Calculate the total number of days therapy available within a 300 ml bottle of ranitidine (as hydrochloride) 75 mg/5 ml. oral so
    6·1 answer
  • If the molar heat of fusion of water is 6.01
    7·1 answer
  • 7. A pastry chef bakes a cheesecake. What is this an example of?* O Physical Change O Physical Property Chemical Change Chemical
    8·1 answer
  • Which organ is NOT a part of the excretory system? *
    13·2 answers
  • Calcutale Grxn for the following equation at 25°C: <br><br> 4KClO3(s) → 3KClO4(s) KCl(s)
    8·1 answer
  • Lab: Titration Assignment: Lab Report<br> I need the answer to the graph on the last page.
    14·1 answer
  • An 80g sample of 3 1 H decays, leaving 2.5g of 3 1 H.
    5·1 answer
  • Do Alkali Metal Compounds form precipitates? And Why?
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!