Almost all characteristics of a star are determined by its

position in its galaxy

closeness to other stars

initial mass

Which stage comes first in the life cycle of a high-mass star?

red giant

white dwarf

protostar

A block of iron has the dimensions of 3.00 cm x 3.00 cm x 3.00 cm. It has a mass of 213 g. Water has a density of 1.00 g/cm3. Will it sink in water? A). Yes B). No

In the gravimetric method, why is the reaction solution tested with litmus paper?

What is a non example of a galaxy?

What type of mixture is a oil and vinegar salad dressing?

What are the stable isotopes of carbon?

Prepare a solution that is 0.1 M acetic acid and 0.1 M sodium acetate by measuring out 5.0 mL of the 1.0 M acetic acid solution and 5.0 mL of the 1.0 M sodium acetate solution in a 100 mL graduated cylinder, diluting the 10.

Which element has an ion that is smaller than an ion of calcium?

Which factor is responsible for the weak attraction between diatomic molecules of the halogens (group 7A) ? A) Hydrogen bonding B) Ionic bonding C) Dipole interactions D) London dispersion forces

Which is the correct equation for refractive index?

Alcl3) and lithium sulfate (li2so4) (note - this is a double replacement reaction. you need this information to predict the products of the reaction)