Blocks on the periodic table will not list a mass number of elements in this scenario.
<h3>What is Periodic table?</h3>
This table comprises of elements in order of their atomic number which determines their chemical properties.
It contains the atomic number but however doesn't contain the mass number of the elements.
Read more about Periodic table here brainly.com/question/15987580
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1) is C because the arrows are pointing in so that means to squeeze
3) is A as the picture shows the dropper
Answer:
Explanation:
Scientists know that there are 6x1023 molecules in a mole - so we have about 0.5x1023 molecules in our marble…and since every silicon dioxide molecule has one atom of silicon and two of oxygen, we have a grand total of 1.5x1023 atoms. That's 150,000,000,000,000,000,000,000 atoms
Answer:
The radioactive isotopes within these brains typically record the ages of the grains-not the time when the sedimentary rock was formed, making it difficult to date using radiometric dating. The half-life of U-235 is 704 million years.
Explanation:
hope this helps but if i'm wrong then i'm sorry..
Answer:
Which word in the following sentence is a linking verb?
The gym became noisy when fans stamped and cheered for the home team.
A. became
B. noisy
C. stamped
D. cheered
Which word in the following sentence is a linking verb?
The gym became noisy when fans stamped and cheered for the home team.
A. became
B. noisy
C. stamped
D. cheered
Explanation:
Which word in the following sentence is a linking verb?
The gym became noisy when fans stamped and cheered for the home team.
A. became
B. noisy
C. stamped
D. cheered
