Which element often shares property's

A. those in a period

B. those in a group

C. those with the same color

D. those in a horizontal row

Andrew drew this diagram to show a certain type of weather front. Which type of front is it? cold warm A. cold B. occluded C. stationary D. warm Reset Next

What takes up the vast majority of space in an atom? a relatively small nucleus, a relatively large nucleus, a relatively large electron cloud, a relatively small electron cloud

Safrole was once used as a flavoring in root beer, until it was banned in 1960. what is the vapor pressure of a solution prepared by dissolving 0.75 mol of nonvolatile safrole in 950 g of ethanol (46.07 g/mol) ? p°ethanol = 50.0 torr at 25°c.

Do geosphere and Hydrosphere heat at different rates

Draw Bohr model of atom with atomic number 16 and name the element. What is the valency of the atom? What type of ion does it form and what will be the value of the charge on the ion produced? Justify the answer.

Which of the following reactant pairs will not react together to produce a reaction?

What temperature in fahrenheit is 28 degrees below freezing?

1. The Tyndall effect cannot be detected in colloids. True False 2. In a oxidation-reduction reaction, the oxidizing agent always undergoes reduction. True False 3. Unsaturated compounds are very reactive. True False

Sulfur has 16 electrons. When it combines with magnesium. It acquires A - 2 charge. How many electrons does it have now?

When 17.0 grams of an unknown metal is cooled from 35.0°c to 10.0°c it releases 862 joules of energy. what is the specific heat capacity of the unknown metal?