A 40.27 g sample of a substance is initially at 24.8 °c. after absorbing 2099 j of heat, the temperature of the substance is 148.5 °c. what is the specific heat (c) of the substance?

Tin undergoes a synthesis reaction with hydrogen fluoride according to the chemical equation below. How many grams of SnF2, are produced from the reaction of 30.00 g HF with tin?

Al (s) + hcl (aq) → alcl3 (aq) + h2 (g). assume you have plenty of hcl and 6.0 mol of al. how many moles of h2 are formed?

A single-element cation and a single-element anion create what type of ionic compound

11. What is "energy efficiency" and how efficient is the human body?

Which of the following is least likely to form bonds? helium hydrogen nitrogen oxygen

Why is it important for us to study outer space?

What is the correct noble gas configuration of chlorine

A flask of fixed volume contains 1.00 mole of gaseous carbon dioxide and 88.0 g of solid carbon dioxide. the original pressure and temperature in the flask is 1.00 atm and 300. k. all of the solid carbon dioxide sublimes.

Oxygen is in group 16 of the periodic table. An oxygen ion (O2-) has a charge of - 2. Which of the following would be most likely to combine with an oxygen ion to form a new compound?

How and why - Why does ice float on water