How much energy is needed when 1.27 moles of sulfur reacts with excess

C (s) + 25 (s) → CS2 (1)

AH = + 89.3kJ

How many moles of nitrogen atoms are there in 6 moles of tnt?

Select all that apply. Which characteristics will probably yield an ionic bond? E. N. = electronegativity I. E. = Ionization energy atom x atom y low E. N. low E. N. high E. N. low E. N. high E. N. high E. N. low I. E. low I. E. low I. E. high I. E.

A sample of seawater contains 1.3g of calcium ions in 3,100kg of solution. what is the calcium ion concentration of this solution in units of ppm?

How many atoms of Oxygen (O) are there in the products of the following equation: CH4 + 2O2 - -> CO2 + 2H2O

A gas that exerts a pressure of 6.20 atm in a container with a bolume of __ mL will exert a pressure of 9.150 atm when transferred to a container with a volume of 322 mL.

What is a naturally occurring, inorganic solid with a definite structure and composition is called what?

How are chemical methods of determining salinity dependent on the principle of constant proportions?

What does oxidation mean

Which is the correctly balanced chemical equation for the reaction of KOH and H2SO4?

Disintegration is the word geologists use for A. when a rock becomes moist. B. when rock is physically broken into smaller pieces. C. when rock is chemically broken into smaller pieces. D. when rock undergoes a rather large chemical change.