Answer:
Lustrous is NOT a property of metal
Answer:
The question isn't worded properly, but if 1 or 2 are DECREASED, the frequency of collisions of specified molecules will decrease.
Explanation:
Catalysts only facilitate reaction once molecules collide. Increased temperature makes molecules move more, and thus collide more. For concentration, if there are more molecules in the same amount of room/liquid, there will be more collisions because there are more of the molecules to collide.
Answer:
physical change
Explanation:
im not 100% but thats what i would pick because all you are doing is changing the state they are in. the eggs arnt chemically changing at all. i think ur overthinking it
The spherical object will float and the square object will sink to the bottom of the fluid as it has greater density. :)
Answer:
The DNA is cut using special chemicals called restriction enzymes,.
DNA ligase are used to insert genes and other pieces of DNA into plasmids.
