Answer:
- <u><em>The change in the temperature of the iron is a decrease of 14.0ºC.</em></u>
Explanation:
See the file attached, since it was not possible to show the complete answer in the canvas.
Answer:
A. 35Cl1-
Explanation:
Chlorine needs 1 more electron to have full octet thus will take 1 electron and possess a -1 charge.
It mean it consisted of 1 g of lead and 0.077 g of O2.
divide these numbers by molar mas.
1/82=0.012 Pb /0.004 = 3
0.077/16= 0.004 O /0.004 =1
Pb3O
Between phosphorous, sulfur, chlorine and argon, argon is the element that's the least likely to form an ionic bond with sodium.
At 40 degrees Celsius, approximately 78 grams of potassium bromide can be dissolved.