Answer:
1. earth metal 2. halogen 3.The elements are arranged in seven horizontal rows, called periods or series, and 18 vertical columns, called groups. ... Elements in the periodic table are organized according to their properties.
Inventor: Dmitri Mendeleev please name most brainliest
A cube has a volume of 8.0 cm3 and a mass of 21.6 grams. ... using an electronic analytical balance. ... graduated cylinder ... The density of iron is 7.87 g/mL.
Well we need to see the fossil
Answer:
12.66 L
Explanation:
- Used combined gas law formula
- Change C to K
- Rearrange formula to fit your values
- If you would like further explanation or want to learn how to do these please let me know. Hope this helped!