Answer:
the Germany scientist Alfred Wagner describes fold mountains that are found in The world are the same also geological similarity that occur between this continent are the same for example the rock that are found in brazil are the same of that of south africa.
Answer:
D
Explanation:
D is the answer because 2 is needed to know
This is an application of Boyle's law:
P₁V₁ = P₂V₂. we don't have to convert volume and pressure to standard forms. we can even use the pressure with mmHg
1 atm = 760 mmHg
V₂ = P₁V₁ / P₂ = 745 x 500 / 760 = 490 ml
Note that here we assume constant temperature
Answer:1 Answer. A chemical equation is balanced when the number of each kind of atom is the same on both sides of the reaction,,
Experimentation is the best way to obtain knowledge, because it is the only actual factual thing in the options
