Answer:
there are no examples but 1 example is H2O which has 2 elements combining a compound.
Explanation:
Answer:
A . 6.3 In a healthy pond, the temperature is 16°C (61°F). What is the most likely pH of this pond
In photosynthesis, light energy is used to convert CO2 into carbohydrates.
Answer:
A neutral Beryllium atom has two (2) valence electrons
Explanation:
<em>Beryllium, Be,</em> is a group 2 element on the periodic table. Its atomic number is 4.
Generally, atomic number equals number of electrons, which means a neutral Beryllium atom contains four (4) electrons: two (2) in the inner shells and 2 in the outer shell (valence electrons), which can take part in a chemical reaction and participate in chemical bonding.
Answer:
B)
Explanation:
It is the theme of the passage.
