9. Ammonium chloride reacts with calcium hydroxide as shown in the following
equation
2NH Cl(aq) + 2 Ca(OH),(aq) →
2NH,(g) + CaCl,(aq) + 2H, O(1)
Calculate the mass of ammonium chloride
(NH CI) that will react completely with
14.8 g of calcium hydroxide.​

Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li

What type of matter is made of only one kind of atom

Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ºc and rises to an altitude where its volume is twenty times the original volume and its temperature is – 50.0ºc ?