Why the compound containing calcium and chlorine is classified as an ionic compound.

An office heater puts out 2070 btus (british thermal units) of energy in the form of heat per hour. given that 1 btu = 1.

How many places are there for electrons in the third shell of an atom? A. 2 B. 4 C. 8 D. 12

How many grams of oxygen gas will react completely with a block of calcium metal that is 3.0 cm by 3.5 cm by 4.2 cm, if the density of calcium is 1.55 g/mL?

How many kilograms are in 4 moles of Na2CO3?

What part of the Earth is made up of the tectonic plates? List and describe the motion of the three types of plate boundaries

Determine whether the following pairs of elements can form ionic compounds. (Ionic or Not Ionic) 1 - iron and cholrine 2 - oxygen and magnesium 3 - fluorine and sodium 4 - potassium and sulfur 5 - nitrogen and iodine 6 - lithium and calcuim

What is the scientific notation of 18? Must be a number 1<_ M <10

Why do you think there is not a periodic table of compounds? Explain with evidence.

Carbon forms a great variety of stable compounds. Which of the following is not a reason for this variety? A. Carbon can form up to four covalent bonds with other atoms. B. Carbon atoms can bond to other carbon atoms. C.

Which climate conditions are typical of regions near the North Pole and the South Pole