So this can explain the density of a person very clearly.
Answer:
C
Explanation:
The early ideas of the atom states that the indivisible object is hollow or is a solid object with nothing inside. The later discoveries or works of the scientists states that inside the atoms are the subatomic particles which are the electrons, protons, and neutrons.
5) through space
2) refraction
3) bent straw in water
4) aluminum
1) i think it’s A
good luck! :)
Answer:
5 reasons to be grateful of your teachers for is
-->They open our minds to new possibilities. ...
-->They work very hard for us. ...
-->They never give up on us. ...
-->They turn our weaknesses into strengths. ...
-->They are our best guides. ...
Answer:
Explanation:
(a) Balanced reaction of gallium with oxygen is as follows:

(b) 
Multiply the carbon dioxide by 6 to balance carbon as follows:

After that multiply H2O by 7 to balance hydrogen as follows:

Finally balance oxygen by multiplying O2 by 19/2. Therefore, balanced reaction is as follows:

(c) 
first balance calcium, by multiply
by 3 as follows:

After that balance phosphorous by multiplying
by 2 as follows:

Finally balance Na by multiplying NaCl by 6. Therefore, balance reaction is as follows:
