1.For each of the following, give the name of an element from Period 4 (potassium to krypton), which matches the description.
Elements may be used once, more than once or not all.. Single line text.
(1 Point)
an element that reacts with water to produce a lilac flame
2.For each of the following, give the name of an element from Period 4 (potassium to krypton), which matches the description.
Elements may be used once, more than once or not all.. Single line text.
(1 Point)
an element used as an inert atmosphere
3.For each of the following, give the name of an element from Period 4 (potassium to krypton), which matches the description.
Elements may be used once, more than once or not all.. Single line text.
(1 Point)
an element that has a valency of 3
4.Write a balanced chemical equation for the reaction between potassium and water. (Non-anonymous question). .
(1 Point)
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5.For each of the following, give the name of an element from Period 4 (potassium to krypton), which matches the description.
Elements may be used once, more than once or not all.. Single line text.
(1 Point)
an element with a fixed valency of 2 that not is not in group 2
HELP
5x•8y
5•8=x•y
40=x•y
5•40•8•40=
40•(5+8)
40•13=
=520
Answer: Each ticket cost 3 dollars
Step-by-step explanation: First take 35 and subtract 5 which equals 30
then divide 30 by 10 and you get 3
Answer:
10000
Step-by-step explanation:
I hope this helps!
Answer:
12 ounces
Step-by-step explanation:
R : Y
3 : 5
X : 20
X/3 = 20/5
X = 12
