PLEASE HELP
1) Is Sulfur a metal or nonmetal?
2) Which family is Calcium in?
3) What...
Chemistry, 06.11.2020 22:30 enriquerer12
PLEASE HELP
1) Is Sulfur a metal or nonmetal?
2) Which family is Calcium in?
3) What is the Element’s name for the element that has the atomic number 72?
4) What is the atomic mass of Thallium?
5) What are all the atomic symbols for the Noble gases?
6) What are all the Element’s names in the metalloids?
7) What are all the atomic masses for the Actinides?
8)How many protons does Arsenic have?
9) How many electrons does Radium have?
10) How many neutrons does Nickel have?
Answers: 1
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What is the ph of a solution with a 1.50 × 10−9 m hydroxide ion concentration?
Answers: 3
Chemistry, 21.06.2019 17:00, Luzperez09
Initially, the balloon had 3.0 liters of gas at a pressure of 400 kpa and was at a temperature of 294 k. if the balloon is cooled to 277 k and its volume decreased to 1 l, what will the new pressure in the balloon be?
Answers: 1
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