Can you put a photo of the table? I can help you in the comments once you put the table :)
Answer:
Step-by-step explanation:
5^2 + 10 ÷ 2
25 + 10 ÷ 2
25 + 5
30
Answer:
Option (B) is correct.
The mass of the reactants equals the mass of the products.
Step-by-step explanation:
According to law of conservation of mass :
In a balanced chemical equation, the mass of reactants is always equal to the mass of products.
Here, Water is the reactant which has 4 units of Hydrogen and 2 units of oxygen.
and are products which also has 4 units 4 units of Hydrogen and 2 units of oxygen.
Thus, The mass of the reactants equals the mass of the products.
Thus, option (B) is correct.
Hello!!
Total = 3/7 + 4/5 + 2/3
= 0.428571429 + 0.8 + 0.66666667
= 199/105
= 1.89524.....
≈ 1.90 (rounded to two decimal places)
Good luck :)