because Magnesium oxide has a high melting point (2852°C) and so resists the high temperatures in a furnace.It is known as a refractory material - which just means that it is resistant to heat.
Answer:
<em>Mass number = protons + neutron</em>
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<em>The mass number of an element is the sum of the protons and neutrons. The number of neutrons for a given element is the only number that can change and still have the identity of the element stay the same, (because the atomic number is the number of protons).
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<em>In this case the mass number would be 11</em>
HOPE THIS HELPS!!!
The charge of an electron is 4.80320451 × 10<span>^−10 .</span>
False it just makes them move faster
Answer: it takes the shape of the container you use
Explanation:
im very sorry if im wrong but think about a cup or a water bottle because when you poor the liquid into those it takes the shape of the water bottle. or think of like a straw
