Answer:
please is this a question or answer I don't understand
4. The mass of neutrons and electrons are about the same.
Reason :- Mass of Neutrons (1.6726 × 10^(-27) kg) ≈ Mass of Protons (1.6726219 × 10-27 kg)
Mass of Protons >>> Mass of Electrons
Hence,
Mass of Neutrons >>> Mass of Electrons.
Answer:
2KOH + H2SO4 > K2SO4 + 2H2O
Explanation:
firstly the order speaks, you can't have something like OKOH so the other two is eliminated. Then check if the remaining reactions balance
The true answer of covalent compounds is: c. they have low melting and boiling points.
covalent compounds is form of two or more nonmetal atoms bond by sharing valence electrons.
hope this help
Answer:
da real answer would b 26.981538. let me kno if dis is not an option.
Explanation: