Verena is mixing a material into a beaker filled with a liquid. she notices that the material seems to disappear into the liquid. what physical property of the material is serena most likely observing

She observes solubility - the ability of the substance to dissolve in e.g. the liquid.

emily ruth's annual premium is $1058.50

step-by-step explanation:

emily ruth is a female of 27 years age purchasing 20 year endowment insurance with face value $25000.

from the given table,

for females, the age of a male 3 years younger should be used.

so, we have to check for 24 year male for 20 year endowment.

it is 42.34 for every $1000 face value.

for a face value of $25000,

it is 25 * 42.34 = $1058.50

∴ emily ruth's annual premium is $1058.50

this means that the temperature of both substances will be equal