Eye protection, fire proof clothing, proper foot gear, just anything that you could prevent yourself from being burned because you are working with flammable materials.
Answer:
32
Explanation:
because the number of heliem is your aswer
Answer:
m = 72.6 grams
Explanation:
Given that,
The density of the substance uis 1.2 g/mL
Volume, V = 60.5 mL
We need to find the mass of the substance. Density is equal to mass divided by its volume. So, it can be given by :
So, the mass of the substance is 72.6 grams.
Answer:
The periodic table of elements puts all the known elements into groups with similar properties. This makes it an important tool for chemists, nanotechnologists, and other scientists. If you get to understand the periodic table and learn to use it, you'll be able to predict how chemicals will behave.
Answer is s orbital. Hopes this helps
