Answer: A
Explanation: the only way to turn it from blue to yellow is to mix it with an acidic solution.
Answer:
fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
Explanation:
Silicon has 14 protons Potassium has 19 electrons The neutrons are equal to the mass number minus the atomic number. Or the big number minus the small number on the periodic table. hydrogen 1 does not have a neutron.
iron =56 -26 for 30 neutrons in the nucleus
Chlorine 17 protons and 17 electrons. 18 or 19 neutrons on average.
Answer:
The frequency of this light is
.
Explanation:
Wavelength of the light = 
Speed of the light = c = 
Frequency of the light = 


The frequency of this light is
.
Electrostatic, meaning the attraction from one's positive nucleus is to the negative electrons of the other atom and vis versa.