Hii there,
Baking soda produces carbon dioxide when extinguishing a fire as only oxygen is needed for the fire to light up and carbon dioxide puts it off.
Hope this helps :))
~Top
Answer:
The same numbers of shell
Explanation:
Elements in the same periods have the same numbers of shells of electrons. This implies that across the period, electrons are filled into the same shells until it filled. So, As you move across the period, elements have the same number of shells
Answer:
You can describe the motion of an object by its position, speed, direction, and acceleration. An object is moving if its position relative to a fixed point is changing. Even things that appear to be at rest move.
Explanation:
Answer:
If x-rays get in touch with our body tissues, they create a picture of a metal film. The high energizing rays are unable to penetrate soft tissue, such as skin and organs and travel through the laser. The places where the x-rays pass soft tissues are Black areas of an X-ray.