Physics Middle School

Which of the chemical equations below is properly balanced???

Which Of The Chemical Equations Below Is Properly Balanced???

Answers

Answer 1

Answer:

A

Explanation:

I think i could be wrong

Answer 2
The first one is correctly balanced

Related Questions

Biodiversity affects the sustainability of an ecosystem by —

A. always increasing competition for limited resources within the ecosystem.
B. allowing the ecosystem to survive many changes.
C. preventing the ecosystem from surviving many changes.
D. always decreasing competition for limited resources within the ecosystem.

Answers

B. i hope this helps!

Answer:

A.

Explanation:

A great variety of Gene's and species means that the ecosystem is better able to carry out natural processes in the face of external stress. Thus, the ecosystem is more sustainable

When sodium and chlorine are mixed:

nothing happens
heat and light are released
heat is absorbed from the environment

Answers

Heat and light are released!

The correct answer is B: heat and light are released.

The graph below plots the temperature and luminosity of stars on the main sequence. (2 points)

Four locations (A, B, C and D) are graphed on a curve representing luminosity vs temperature. The curve begins are high luminosity and high temperature decreasing in luminosity and temperature as it approaches the right side of the curve. From left to right are points representing Location A, Location B, Location C and Location D.

At what location is the star with the least initial mass most likely to be found?
Location A
Location B
Location C
Location D

Answers

Answer:

location A

Explanation:

Which of the following will most likely be a sustainable environment?

A. An environment with a small variety of plants and animal species
B. An environment with a large variety of plant and animal species
C. An environment with many plant species but with only a few animal species
D. An environment with many animal species but with only a few plant species

Answers

Answer:

I think A

Explanation:

C. , i had to do this before :) hope this helps

As a Sun-sized star dies, it puts on an exquisite show, shedding its outer layers into space. How long does this process last?
Thousands of years
Billions of years
Millions of years
An unknown amount of time

Answers

It will take billions of years because the sun would take about 5 billion years to die

Someone pls help with only if you know correct answer!???

Two Bullard balls collided. One was stationary. The other was moving at a velocity of 5 m/sec. The mass of the billiard ball is 0.15kg. The momentum that was transferred to the second ball was___.

A. 0.75 kgxm/sec
B. 33 kgxm/sec
C. 0.03 kgxm/sec
D. 7.5 kgxm/sec

Answers

Answer is A and here is a trick so you can do it yourself and get your answers. Multiply 5m/sec with 0.15kg and you will get your answer
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