ro741288 ro741288

12-08-2021
Chemistry

contestada

11. How many oxygen atoms are there in one formula unit of Ca2+?

Respuesta :

candysemelow candysemelow

13-08-2021

Answer:

NO3 has 3 atoms of oxygen in it per molecule (indicated by the subscript of 3) and (NO3)2 means you have 2 NO3 molecules, meaning you double the subscript to get 6 oxygen atoms

Answer Link

Otras preguntas

Find the distance between (5,8) and (-2,3)

Gerald has just finished presenting the main points of his speech. Which of the following is the best way for him to conclude? a. Say “Thank You”, gather his pa

Suppose that the mixture in problem 4 is at 15 OC, where the pure vapor pressures are 12.5 mmHg for water and 32.1 mmHg for ethanol. According to Raoult’s Law,

The expression that represents the area of this rectangle is . When b = 10, the area of the rectangle is square units.

Esthelt, an automobile manufacturing company, has a shortage of engineers who are capable of operating computer-controlled machinery used for the production of

Suppose $1,000 is put into an account that pays simple interest at a rate of 3.5% annually. What is the value of t if the money is deposited for 212 years?

Using the information below, calculate gross profit for the period. Sales revenues for the period $ 1,254,000 Operating expenses for the period 234,000 Finished

The __________ is the best area for cotton in Texas. a. High Plains b. Llano Basin c. Edwards Plateau d. Upper Rio Grande Valley

what is the unit for distance

Linear Equation: - x - 15 -3x = x