Answer:
francium, caesium, helium
It’s either endothermic or exothermic
0.0005411
0.00054 is the real answer
you use the one with the least significant figures as the reference of how many to use.
101 three sig figs
001 one sig figs as well as 0.001
9.000 four sig figs
Explanation:
0.00208 is the correct standard form
Answer:
The answer is
<h2>6.54 mL</h2>
Explanation:
The volume of a substance when given the density and mass can be found by using the formula

From the question
mass of ball = 8.5 g
density = 1.3 g/mL
It's volume is

We have the final answer as
<h3>6.54 mL</h3>
Hope this helps you