Which elements occupy the same group in the periodic table?

O A. Elements that share the same row

O B. Elements that share the same inside electrons

O C. Elements that share the same period

O D. Elements that share the same column

When each of the following is heated to 50 degrees Celsius and the temperature is held constant for five minutes, which one undergoes only a physical change? A) egg B) steak C) ice cream D) cake batter

A solution containing 1.15 mol benzene dissolved in carbon tetrachloride has a concentration of 0.86 m. How many kilograms of carbon tetrachloride must the solution contain?

What is the oxidation number of cl - in the perchlorate ion, assuming the cl-o bonds are all single bonds?

What is the answer, with the correct number of significant figures, for this problem? 4.392 g + 102.40 g + 2.51 g = ?

Calculate the volume in mL of 1.03 kg of platinum that has a density of 21.4 g/cm3?

How many moles are in 25.2g of KMnO4?

Lewis diagram of Ozone

Name the feature of the ocean floor shown at A and describe how it's formed.

A certain element consists of two stable isotopes. The first has a mass of 62.9 amu and a percent natural abundance of 69.1 %. The second has a mass of 64.9 amu and a percent natural abundance of 30.9 %. What is the atomic weight of the element?

Nonmetals rarely lose electrons in chemical reactions because?