Answer:
A, B, and C
Explanation:
Atoms do in fact have mass! They are also the basic unit of a chemical element. Matter is in fact made of atoms, but atoms do not take up space.
Atoms are filled with empty space, excluding it out from the rest of the answers.
So yes, A, B, and C should be the correct answers
Answer:
1.4 g H₂O
Explanation:
In a reaction, the reactants are usually not present in exact <em>stoichiometric amounts</em>, that is, <em>in the proportions indicated by the balanced equation</em>. Frequently a large excess of one reactant is supplied to ensure that the more expensive reactant is completely converted to the desired product. Consequently, some reactant will be left over at the end of the reaction. T<em>he reactant used up first in a reaction</em> is called the <em>limiting reagent</em>, because <u>the maximum amount of product formed depends on how much of this reactant was originally present</u>. When this reactant is used up, no more product can be formed.
Answer:
By pass surgery.
Explanation:
Kayla is suffering with blocked artery. The doctors have tried to open up her blocked artery with injecting the stunt by angioplasty process. The treatment had been unsuccessful and she is still complaining chest pain. The next move of the doctors would be by pass surgery which will open up the blocked artery. There are many risks involved in this surgery. The patient may get into coma due to excess bleeding or she may die if her blood pressure shoots up during surgery.