A piece of metal with a mass of 125 g is placed into a graduated cylinder that contains 25.00 ml of water, raising the water level to 56.00 ml. What is the density of the metal?

Give the nuclear symbol for the isotope of potassium for which a=40?

Marking brilliant for answers Which situation represents quickly dissolving a solid solute? Small crystals of solute are dropped into a warm solvent and then stirred. Small crystals of solute are dropped into a cold solvent.

During a chemical reaction, the temperature in a beaker decreased every minute by the same number of degrees. The temperature was 63degreesF at 11 :30 a. m. By 11 :54 a. m., the temperature had dropped to minus12degreesF.

What are the best unit to use to measure a liquid?

Sodium Chloride (NaCl) has a molecular mass of 58 grams/mole. What is the molarity of a NaCl solution with a concentration of 232 grams/liter? 2.0 molar 4.0 molar 0.5 molar 3.0 molar

What happens when an electron moves from a higher energy level to a lower one

A solution of a compound with a known extinction coefficient of 23,100 M-1cm-1 has an absorbance of 0.735 in a 1.30cm path length, what is the concentration of the solution

True or False ... Renewable resources have disadvantages. If so what are the disadvantages?

Which of the following is a transuranium element? Ra Am Tc Pa

How do find out how many needed grams to react