3 years ago

Which two of these elements are present in the star

Chemistry

2 answers:

olya-2409 [2.1K]3 years ago

6 0

Answer:

The core elements are hydrogen and helium.

Explanation:

andrey2020 [161]3 years ago

3 0

Hydrogen and helium are the two most abundant elements. They were made in the Big Bang more than 13 billion years ago. Others, like oxygen and iron, are created deep inside stars.

You might be interested in

A garbage collector collects food wrappers and aluminum cans from a park. What type of waste is the garbage collector collecting

Nat2105 [25]

Your answer to this question would be B. packaging waste.

hope this helps!

3 0

3 years ago

Read 2 more answers

chlorine reacts with fluorine to form flowing monofluoride write an equation for this reaction including the state symbols are t

vovangra [49]

Cl +F = Cl2F

Hope this helped

5 0

2 years ago

Erica is working in the lab. She wants to remove the fine dust particles suspended in a sample of oil. Which method is she most

BARSIC [14]

Option a is right answer that is reverse osmosis.

7 0

3 years ago

Read 2 more answers

The atomic radius of metal X is 1.20 × 102 picometers (pm) and a crystal of metal X has a unit cell that is face-centered cubic.

Vika [28.1K]

The formula for density is density = $\frac{number of atoms in FCC * atomic weight}{ radius^{3}*Na}$ . Substituting the given, the density is 162.69 g/cm3.

7 0

3 years ago

Read 2 more answers

An archaeologist discovers an ancient wooden bowl. which isotope would most likely be used to determine its age?

Vesnalui [34]

Answer:

Explanation:

whdkcbwubcdw

7 0

3 years ago

Read 2 more answers