Because plastic products are durable, they can last for a long time. This makes them affordable because they do not have to be replaced often. On the other hand, the popular use of plastics means that many plastics are thrown away. Plastics litter the ocean, causing harm to marine birds and mammals. Plastic breaks down into plastic dust, which can last for up to a thousand years.
I would say D, because you need to start with nothing to measure the different sizes as they start to grow. hope this helps!
A neutral atom of potassium has 19 electrons.
Answer:
Enzymes.
Explanation:
That would be enzymes. They increase the rate of chemical reactions in cells.
Answer:
hydrochloric acid reacts with sodium hydroxide to form sodium chloride (the salt) and water.
Explanation:
Sodium chloride is made up of Na+ cations from the base (NaOH) and CI-anions from the acid (HCI).
Hope this helped!