m6691145 m6691145

20-09-2020
Chemistry

contestada

3. How many protons are in the following elements?

A. Carbon B. Hydrogen C. Oxygen D. Phosphorus E. Calcium

Respuesta :

agrimapokharel2004 agrimapokharel2004

20-09-2020

Explanation:

carbon=6

hydrogen=1

oxygen=8

phosphorus=15

calcium=20

Answer Link

ACCESS MORE

Otras preguntas

1. In what way are plants in a sunny mountain meadow and sulfur bacteria in a deep sea vent alike? A. they both use photosynthesis to make their own food B. the

The location of west and central Africa encouraged

Which statement describes a car lease? Select one of the options below as your answer: A) You pay monthly installments, and own the car after you pay your la

A linear equation has one variable that is squared. True False

Which of the following words best replaces the underlined word in the following sentence? His persistence paid off and the girl eventually agreed to go to the

Which form of gustar is appropriate for the following sentence? A nosotros ______________ escuchar música. te gusta les gusta nos gusta me gusta

Energy, growth, evolutionary, and ecological describe different biological _____.

If two lines are perpendicular, which statement must be true? A) The product of their slopes is 1. B) Their slopes are opposites. C) Their slopes are equal. D)

Which statement summarizes the main purpose of photosynthesis? It converts gases to solids in the form of sugar. It converts carbon to oxygen. It converts light

Suppose you use a microscope to look at a cell from the leaf of a tree. What structure will you see that would not be found in a cell from your fingernail? A.m