i have several problems i am caught on for my homework. I appreciate any help
1. As milk spoils, rancid components begin to coagulate. This could be interpreted as a:
a.a colloid forming a suspension.
b.solution forming a colloid.
c.solution forming a suspension.
d.suspension forming a colloid
2.A gas occupies a volume of 8.60 L at 45°C and 764 torr. What pressure would it occupy if the volume is adjusted to 13.3 L at 20°C?
a.455 torr
b.109 torr
c.188 torr
d.536 torr
3. For solute particles to be soluble in liquid solvents
a.they must be of smaller size than solvent molecules and be able to interact with solvent molecules through covalent interactions.
b.the solvent must be nonpolar.
c.they must be about the same size as the solvent molecules and be able to interact with the solvent molecules through noncovalent interactions.
4.The net ionic equation for the reaction of sodium hydroxide, NaOH, and magnesium nitrate, Mg(NO3)2, contains which of the following species?
a.Mg(OH)2 (s)
b.NaNO3 (aq)
c.2Mg2+ (aq)
d.Na+
5.A patient's blood test indicates that 1.00 mL of serum contains 0.00140 g of fibrinogen (a protein that aids in coagulation of blood). What is the concentration of the fibrinogen in mg/dL?
a.280 mg/dL
b.14 mg/dL
c.0.014 mg/dL
d.140mg/dL
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