Answer:
Calcium (Ca)
Explanation:
If you look in your reference table next to each element in the top right corner it shows their charge whether it be positive, negative or zero
<u>Formula to use:</u>

w = weight
m = mass
g = gravitational field strength.
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<u>Given</u>:
w = weight
m = 294.56
g = ?
<u>Solution:</u>


<u>Answer:</u>

Answer:
24
Explanation:
You read at the bottom of the meniscus or curve and count.
You didn't give an answer choice there, but I believe the answer is Hydrobromic Acid. Strong Acids are considered to ionize.