The element hydrogen is made up of which kind(s) of atoms?
2 answers:
Answer:
<em>B. only hydrogen atoms</em>
Explanation:
A compound can contain atoms of several elements.
for example the contains two hydrogen atoms and one atom of oxygen.
An element can only have atoms of itself for example has two atoms of the same element
The hydrogen element can only be formed by hydrogen atoms.
You might be interested in
Answer:
The probability of spinning red with the spinner or rolling an odd number with the die is
Explanation:
Given that,
Total color in spinner = 4
Let the area of four parts is equal in the spinner.
We need to calculate the probability of spinning red
Using formula of probability
Put the value into the formula
We need to calculate the probability of odd number of the die
Using formula of probability
Put the value into the formula
We need to calculate the probability of spinning red with the spinner or rolling an odd number with the die
Using formula of probability of two events which is independent
Put the value into the formula
Hence, The probability of spinning red with the spinner or rolling an odd number with the die is