brennabananas7431 brennabananas7431

03-10-2017
Chemistry

contestada

If the atomic number of an element is 9 and the mass number is 19, how many neutrons does the atom have?

Respuesta :

Аноним Аноним

05-10-2017

To find the number of neutrons.....

NEUTRONS = MASS NUMBER - ATOMIC NUMBER ( PROTONS)

NEUTRONS = 19 - 9

So this element has 10 neutrons

Answer Link

Otras preguntas

What is the effect of the author use dialogue in Jabberwocky

Solving the elimination method what is 3x-y=9 2x-y=7

Closet Links Clothing Company provided the following manufacturing costs for the month of June. Direct labor cost $138,000 Direct materials cost 85,000 Equipm

PLEASEEEE HELP ME ASAP!!! What do you think Eddie's temperament might be? We are told he is sensitive and introverted. Think of at least two other qualities or

An immigrant is someone that is __________. A. seeking permanent residency B. entering the country illegally C. in a country for a special purpose D. trying to

Grady Home Health has a profit margin of 15 percent on sales of $20,000,000. If the firm has debt of $7,500,000 and total assets of $22,500,000, what is Grady's

What are four similarities between Malcolm X and Martin Luther king jr

. A steam turbine operates between 500°C and 3.5 MPa to 200°C and 0.3 MPa. If the turbine generates 750 kW and the heat loss is 100 kW, what is the flow rate of

You have $3,500 on a credit card that charges a 13% interest rate. If you want to pay off the credit card in 4 years, how much will you need to pay each month (

Your older sister recently had a baby and is confused about when she should wean her daughter. Based on what you learned in physical anthropology class about th