Answer:
can you include the choices?
Explanation:
Answer:
Answer b: The law of conservation of matter says that in chemical reactions, the total mass of the products must equal the total mass of the reactants.
Explanation:
hope this helps
An exothermic reaction releases 86.5 kJ. How many kilocalories of
energy are released?
An element with 3 valence electrons would be a
0-3 anion
0 + 3 anion
+3 cation
0 - 3 cation
Answer:
0+3 anion
Explanation:
Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's activities.
how do you separate the following mixture? Name only the process involved .
1.Sand and salt
Answer:
Just dissolve in water , you can separate
Explanation:
because salt dissolves in water but sand doesn't
Explanation:
sedinentation and decantation