(Na2Cr2O7) all the numbers are bellow not over
The first option is correct. have fun in earth science i love astronomy!! :)
x is the chemical symbol of the element and it must correspond to the atomic number
They are moving away from each other
Answer:
The acceleration of the car is 9,19 m/s2
Explanation:
We use the formula: F=m x a---> a=F/m
a=21,6N/ 2,35kg 1N is 1kgxm/s2
a=21,6 kg x m/s2 x 2,35 kg
a=9,191489362 m/s2
