Relatively few hydrogen atoms
Answer:
Their isn't your examples but I will give you mine
Freezing, Evaporation and so on.
Answer:
photosynthesis uses light as energy source,and cell respiration uses chemical energy
An oxidation-reduction (redox<span>) </span>reaction<span> is a type of chemical </span>reaction<span> that involves a transfer of electrons between two species. An </span>oxidation<span>-reduction </span>reaction<span> is any chemical </span>reaction<span> in which the </span>oxidation<span> number of a molecule, atom, or ion changes by gaining or losing an electron</span>
Answer:
Total gram of Ca = 99.26 g
Explanation:
Given:
Mass of CaCl₂ = 277.45 g
Find:
Mass of Ca
Computation:
Ca = 40 g/mol
Cl₂ = 2 (35.5) g/mol = 71 g/mol
Total CaCl₂ = 111 g/mol
Total gram of Ca = [40 / 111] 277.45 g
Total gram of Ca = 99.26 g