An object has a density of 20 g/cm3. When placed in a cylinder, it displaces 5 mL of water. What is the mass of the object?

A) 0.25 g

B) 4.0 g

C) 100.0 g

Which of the following shows three elements in order of decreasing conductivity? A. Zn, Ag, Pd, B. Pd, Ag, Zn C. Ag, Pd, Zn, D. Zn, Pd, Ag

Changes of motion are caused by

L and D forms of a molecule are what kind of isomers?

A neutral isotope has a mass number of 65 and 36 neutrons. Identify the element symbol of this isotope and determine the number of protons and electrons.

Which of the following are examples of plasmas? ice cubes tails of comets a gas fire the ionosphere a neon sign a flashlight

A intramuscular medication is given at 5.00mg/kg of body weight. What is the dose in grams for a 180-lb patient?

Nuclear fusion is the source of energy for stars. Besides hydrogen, which other element is most likely also common in stars?

Since the early 2000s, careers in the field of genetics have grown at a rapid pace. Which of these is a probable cause for this explosion of available and expanding jobs?

How many litres of 0.215 m NaCl contains 4.30 mol of this salt? Assume this solvent is H2O I'm confused on this question because little m is molality but when I looked this up on google, someone solved the problem assuming it was molarity

How can a neutral atom become a positively-charged particle?