Answer:
1. The standard metric unit of length is a meter.
2. A proposed explanation for a scientific problem is a hypothesis.
3. The standard unit of volume is a liter.
4. The curved top surface of a liquid column is the meniscus.
5. A quantity in an experiment that remains unchanges or constant is a controlled variable (control)
6. The amount of matter in an object is mass.
Vitamin A is an essential vitamin that the body needs for growth and development. It is also vital for cell recognition, vision, immune function, and reproduction.
It also helps the heart, lungs, kidneys, and other organs function correctly.
Vitamin A deficiency is rare in the United States. If it happens, it can lead to eye problems, including night blindness.
In this article, learn more about the types of vitamin A, what vitamin A does, and some good sources of it.
Answer:
Here's what I get
Explanation:
The Lewis structure of SO₃ consists of a central sulfur atom double-bonded to each of three oxygen atoms that points to the corners of an equilateral triangle.
A ball-and-stick model of SO₃ is shown below.
I think so... I'm currently learning this too but you should be correct
