The weight on earth of a book with a mass of 16 kg will be 65N
Answer:
Radium
Explanation:
It has the highest atomic number so it would have more shells, making it larger than the others.
Answer:
uranium is classifide as actinide a chemical element atomic number 92 and is a solid at room temperature
Answer: 1and 4
Explanation: iron is an element not an alloy. An ionic lattice is not bonded covalently.
<span>Answer:
2 C8H18 + 25 O2 => 16 CO2 + 18 H2O
1.0 kg = 1000 g C8H18 = 1000 g / 114.2293 g/mole = 8.75 moles C8H18
8.75 moles C8H18 produce (16/2) (8.75) = 70 moles CO2
70 moles CO2 = (70 moles) (44.0096 g/mole) = 3081 g CO2 = 3.1 kg CO2</span>
