Seudónimo
Seudónimo
09-01-2017
Biology
contestada
Please help I don't understand
Respuesta :
MonsieurPengu
MonsieurPengu
09-01-2017
NaCl: natriumchloride. 1 atom of each, so the 2 is too much and I (capital i here) is another element
So for the second excercise the number behind the symbol is the amount of atoms in the compound. So easily 2 atoms of Li, 1 atom of S and 4 of O
Answer Link
VER TODAS LAS RESPUESTAS ( 81+ )
Otras preguntas
What Should I Know About the Pitcairn Islands?
What Is the Ratio of People to Sheep in New Zealand?
a dialysis machine can be used to remove waste from a patient's blood. which human body system works in a similar way ?
Which nineteenth century inventors is associated with Menlo Park in New Jersey? A.Cyrus W. Field B.Thomas Alva Edison C.Alexander Graham Bell D.Gustavus F. Swi
Clock. What is the measure of the angle (in degrees) that the minute hand traces in 20 minutes?
A logical, systematic approach to the solution of a scientific problem 1. Scientific Method 2. Scientific Law 3. Chemistry 4. Experiment
A material found in air, water, or soil that is harmful to humans or other organisms 1. Experiment 2. Hypothesis 3. Pollutant 4. Matter
a dialysis machine can be used to remove waste from a patient's blood. which human body system works in a similar way ?
How do you call a number of waves that pass a given point in a specific time, commonly one second.
How Popular Are Bicycles in Europe?
