A compound is found to consist of 2.89 g of calcium and 5.11 g of chlorine. what is the percent by mass of calcium in the compound

Being raped by a date or acquaintance is less traumatic than being raped by a stranger. question: being raped by a date or acquaintance is less traumatic than being raped by a stranger.

Support heat has convenient a speed up b change direction c eventually stop b continue at the same rate forever

In order to increase the rate of a reaction, heat may not always be the best option. Describe why someone might choose to add a catalyst instead of heat.

The smallest unit of an element that has all of the properties of the element is alan A. neutron. B. molecule. C. atom. D. cell.

How many carbon atoms will be in the longest chain of 3,3,4,4-tetramethylhexane? How many sub-chains will there be in 3,3,4,4-tetramethylhexane?

If enough heat is added to a substance, electrons begin to separate from the atomic nuclei. Which process does this describe? A. A solid turning into a liquid B. A plasma turning into a gas C. A gas turning into a plasma D.

What is the percent of H2O in a sample of a hydrate whose mass is 1.1290 g if the mass of water in the sample was 0.1660 g?

Why does conduction occur in solids and liquids easier compared to gases? Because the particles in gases are closer together and move slower Because the particles in gases are farther apart and move faster.

Write a balanced equation for the combustion of gaseous methane (CH4), a majority component of natural gas, in which it combines with gaseous oxygen to form gaseous carbon dioxide and gaseous water.

Pedro listed characteristics of two types of protists in a chart. Two Groups of Protists X Y Often multicellular Are usually autotrophic Include euglenoids Are heterotrophs Reproduce using spores Include different molds Which headings best complete