2H240) + 1
+0.210)
24,00
In the reaction above, what volume of hydrogen
would be left over when 300 cm of oxygen and
1000 cm of hydrogen are exploded in a sealed
A. 200 cm 3.400 cm3 C. 600 cm3 0.700 cm3
tube?

How do scientists think that gravity affected the formation of our solar system?

Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.

Some familiar products contain some of the same types of atoms. for instance, the chemical formula for baking soda is nahco 3. the chemical formula for liquid bleach is naclo, and the chemical formula for table salt is nacl. which choice best describes why these three products have some of the same types of atoms in common?