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
DENIUS [597]
3 years ago
8

According to early chemists, which substances were classified as elements?

Chemistry
1 answer:
ladessa [460]3 years ago
6 0
The best answer to your question would be B:those who could not be broken down by physical means.
You might be interested in
The fact that water boils at 100° C is an example of a(n)
Vikki [24]
The answer will be physical change
8 0
3 years ago
Convert 8.2 x 1012 nm to miles
pishuonlain [190]

Answer:

5.1563867 × 10-9 miles

hope it helps

pls mark me as brainliest

6 0
2 years ago
Hurry
Mrac [35]

Answer:

The 3rd image is a blue gill

6 0
3 years ago
How could government laws have the most direct impact on water quality?
MariettaO [177]

Answer:

provide rewards to use solar power

Explanation:

Using solar power we can avoid bad energy like Coal, oil, natural gas, uranium and water from a dam.

All these kinds of energy producing air pollution, water pollution, or greenhouse gases.

But solar power has some toxic materials, also, using a lot of water to keep and clean solar power. In addition, if we create a solar power near a river or lake may cause damage.

We must think in these factors before to do a solar power.

4 0
3 years ago
Balance the following redox reaction by ion electron method.Cr2O72- + H2S → Cr3+ + S (in basic medium)
goldenfox [79]

Answer:

gdfktfnfgh trhdfih tdjgd

7 0
3 years ago
Other questions:
  • ) How many molecules are in 23 moles of Sodium?
    9·1 answer
  • If 125 ml of o2 gas exerts a pressure of 1.0 atm inside a cylinder, what will the pressure be if the cylinder compressed the vol
    15·1 answer
  • Sterling silver contains silver and copper metals. if a sterling silver chain contains 17.6g of silver and 2.40g of copper, what
    14·1 answer
  • Is Fe a element or a compound?
    5·2 answers
  • Calculate the change in energy when 75.0 grams of water drops from<br> 31.0C to 21.6.
    12·2 answers
  • How many moles are in 25.58 grams of H20? SHOW WORK
    8·1 answer
  • Four molecules of solid sodium react with one molecule of oxygen gas to yield 2 molecules of solid Sodium oxide.​
    11·1 answer
  • What is the pH of a solution with a H+ ion of 2×10-¹²?​
    11·1 answer
  • Metric conversions.<br> Please help ASAP.
    12·1 answer
  • Which of the following is true about subatomic particles?
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!