tializagattens tializagattens

16-07-2016
Chemistry

contestada

When a calcium atom forms an ion, it loses two electrons. What is the electrical charge of the calcium ion?. . A. -1 . B. -2 . C. +2 . D. +1

Respuesta :

olemakpadu olemakpadu

16-07-2016

Since it has lost 2 electrons, hence the protons would be more by 2.

Charge:

C. +2

Answer Link

findingangalo findingangalo

29-04-2020

Answer:

C. +2

Explanation:

I took the test.

Answer Link

Otras preguntas

Lev Vygotsky believed that learning takes place on two levels. According to him, how do all higher intellectual functions begin? A. They are taught. B. They are

Thirteen poker chips are numbered consecutively 1 through 10, with three of them labeled with a 5 and placed in a jar. A chip is drawn at random. Find the proba

An engineer estimated the weight of a steel beam to be 600 pounds. The actual weight of the beam was 639 pounds. Find the absolute error and the percent error

The yearly income for an individual with an associate’s degree in 2001 was $53,166 and in 2003 it was $56,970. What is the ratio of the income in 2001 to the i

City park is a square piece of land with an area of 10,000 square yards. What is the length of the fence that encloses the park?

I PROMISE BRAINLIST; 5-STARS; THANKS!! IT'S VERY SIMPLE; BELIEVE ME What type of trend does the scatter plot below show? What type of real-world situation might

One of the main goals of schools is to teach students how to a.read, write, compute, and communicate b. cook, write, compute, and communicate c. read, write, p

Why should you begin a research project by writing a good research question? A. It will help provide structure for your essay and save you from wasting time by

Consider the two samples of sedimentary rock seen here.Predict which rock would be more likely to undergo physical weathering.Explain and why.

what is aesthetics???