A is the correct awnser Beacuse it ether right kne
Answer:
Because it does not have to
Explanation:
Why because when you blow at it it might move it does not change it's shape because it is a solid
Answer:
The time recorded in the lab notebook is shorter than the true reaction time because the reaction starts the moment the two solutions were mixed
Explanation:
A chemical reaction is "a process that involves rearrangement of the molecular or ionic structure of a substance, as distinct from a change in physical form or a nuclear reaction" (Oxford dictionary).
A chemical reaction begins immediately the reactants are mixed together in a reaction vessel because the particles of the reactants immediately begin to collide with each other. There is no lost time before reactions begins!
This implies that, the time recorded in the lab notebook is shorter than the true reaction time because the reaction starts the moment the two solutions were mixed.
Answer:
B. A Tin, Sn, atom contains 50 electrons outside the nucleus and 69 neutrons inside the nucleus
Explanation:
Tins number of electron and neutron are of number mostly found yet Ne has its neutron 10 mostly but it's 11 here
i guess
Answer:
its letter d ..................................
