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
Debora [2.8K]
3 years ago
7

The law of conservation of matter states that matter cannot be created or destroyed. This law applies when a chemical change occ

urs. The number of atoms present before a chemical change is the same as the number of atoms present after the change. The atoms may be combined in a new way, but the overall number of atoms remains unchanged. Using the law of conservation of matter, if I started an experiment with 200 atoms of matter, how many atoms would I have after the chemical change? Question 1 options: 100 200 300 400
Chemistry
1 answer:
lora16 [44]3 years ago
4 0
It says it will never change. So whatever it was before the change, it will be the same after the change. So, 200 should be correct.
You might be interested in
What is the atomic mass equal to?
mixer [17]

Atomic mass is equal to the total number of electrons  neutrons and protons

8 0
3 years ago
Read 2 more answers
How many liters of a 6.0M solution Fe(SCN)2 are needed to prepare 2.0L of a 0.75M solution?
lubasha [3.4K]

Answer:

0.25L

Explanation:

Using the dilution formula

C1V1=C2V2

C1=6M

V1?

C2=0.75M

V2=2.0L

V1= C2V2/C1

V1=0.75*2.0/6

V1=0.25L

4 0
3 years ago
Read 2 more answers
Please help....thanks :)
Naya [18.7K]

Answer: someone help me with my work its so  hard

Explanation:

6 0
3 years ago
Consider the reaction:
kramer

Answer:

SOMEONE ANSWER THIS PLEASE

Explanation:

PLEASE

3 0
2 years ago
Increasing order of unsaturation
Basile [38]

Whats the question? Im not sure what your asking

7 0
3 years ago
Other questions:
  • d. Still worried that the tea party will last too long, the lawyer makes sure each guest has a spoon. Give a scientific reason w
    8·1 answer
  • Which terms represent two types of organic reaction
    15·1 answer
  • When applied to a dish, soap makes grease soluble in water. Which explanation correctly supports the role of intermolecular forc
    6·2 answers
  • How many kilograms of the rock must be processed to obtain 2.0 kg of Pb ?
    8·1 answer
  • 1. Which type of intermolecular attractive force operates between all molecules?
    12·2 answers
  • when one plots enzyme rate vs. substrate concentration, the resulting curve is called a. an inhibition plot b. a saturation curv
    8·1 answer
  • The image above shows a type of metamorphic rock called gneiss. Gneiss is characterized by alternating bands of light and dark m
    14·1 answer
  • The atoms in NaOH are:
    9·1 answer
  • What is the number of valance electrons for oxygen
    6·2 answers
  • Help asap! if u answer correct Ill give brainliest!!
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!