Answer:
the constants are the numbers without variables(letters). so it would be 4 and -3
Step-by-step explanation:
Answer:
Blobfish
Step-by-step explanation:
Never
Answer:
C
Step-by-step explanation:
2.88*2.2=6.336, which is approximately 6.34.
Step-by-step explanation:
Zn + 2HCl => ZnCl2 + H2
Moles of Zn = 13g / (65.38g/mol) = 0.198mol
Volume of HCl = 0.396mol / (0.25mol/dm³) = 1.58dm³.
Volume of H2 = 0.198mol * (22.4dm³/mol) = 4.43dm³.