What does an atomic number represent in an atom? number of neutrons number of protons number of electrons number of protons and neutrons

Answers

Answer 1

Answer:

The number of protons in the nucleus of the atom is equal to the atomic number (Z). The number of electrons in a neutral atom is equal to the number of protons. The mass number of the atom (M) is equal to the sum of the number of protons and neutrons in the nucleus.

Answer 2

Answer: I'm pretty sure the answer is Number of Protons

Explanation:

I took the k-12 test


Related Questions

The element magnesium is a
O Group 12, Transition Metal
O Period 3, Alkaline Earth Metal
Period 4. Alkali Metal
O Period 4, Halogen

Answers

Group 2
Period 3
Alkaline Earth Metal

The first noble gas with a Lewis Structure with 8 dots is

A. Ar
B. Kr
C. He
D. ne

Answers

Answer:

C) He

Explanation:

Helium is one of the noble gases and contains a full valence shell. Unlike the other noble gases in Group 8, Helium only contains two valence electrons.

Other Questions
Find the slope and y-intercept of the following equation (Encuentra la pendiente y lainterseccin con el eje y de la siguiente seuacin)(2 Points)y = - 3r +9slope = -3; y-intercept = 9slope = 9; y - intercept - 3slope = 3; y - intercept = 3slope = 9; y - Intercept =- 27 BRANNIEST And 30 POINTS HELP FAST How does the refrain "the tide rises, the tide falls" most clearly contribute tothe meaning of this excerpt from a poem?O A. It reinforces the power of the ocean over the land.O B. It enables the reader to hear the sound of the water as it crashesagainst the shore. OC. It reinforces the constant and unchanging pattern of the tide.D. It enables the reader to visualize both large and small waves out atsea. 9. FLUENCY: ONLY USE A CALCULATOR TO CHECK!1500 + (6 + 4*) 37Your answer pls help me asap..... You roll an eight-sided die. What is the chance that it will land on either a 2 or a 5? Write your answer as a fraction. what is the present participle of sentir? 24% of 72 is what number? (will mark brainliest for full explanation) please help i dont know how to do this Fugitive slave act of 17931. PART A: Which of the following best summarizes acentral idea of the text?A. Slavery has always been a controversial anddivided issue in the United States.B. Southern states, which were the majority slave-holding states, held great influence in Congressand their legislation.C. Runaway slaves were considered fugitives andcould then be hunted down, arrested, andretrieved.D. America allowed slaveholders to run wild all overthe country and the free states in search of theirmissing slaves. ) In recent decades, as the wealth of the United States has increased, the quality of the environment in the United StateshasABincreased along with increased environmental quality in poorercountries.decreased, but the environmental quality in poorer countries hasincreased.Ddecreased along with the decreased environmental quality inpoorer countries.increased but at the expense of decreased environmental qualityin poorer countries. What is an equation in point-slope form of the line that passes through (1, 6) and (4, 6)? Pollen makes a tube to the ovary through the what of a flower The point (-3, -5) is on the graph of a function. Which equation must be true regarding the function?SAABOf(-3) = -5f(-3,-5) = 8f(-5) = -3O f(-5, -3) = -2 PLZZZZZZZZZZZZZZZZZZZZZZZZZZZZ HELP ME I BEGGING YOU PLZZZZZZZZZZZZZZZ HELP!!!! (55 POINTS)1. Evaluate 8a - b if a = 10 and b = 67438100090002. Evaluate expression if a=3 and b=4 . 4b-5a21-883. Evaluate Expressions a=3 b=4, 7a + 8b x 211010080854.Strawberries are $1.95 a pound. Write an expression for p pounds of strawberries.$1.95+p$1.95-p$1.95/p$1.95p5. Kenneth has g gumballs. Maggie has 29 fewer gumballs than Kenneth. Choose the expression that shows how many gumballs Maggie has.g+2929gg-29g 296) 5 + 36 2 x 3 - 475512787)18 + (6 2) 2262940448.Expand -3( 2r + 5s).-6r - 15s-6r + 15s-6r - 15-6r + 2s9. Expand and simplify 5(2 - 3y)10 - 15y10 + 15y10 - 2y10 - 3y10.Factor: 7x + 49y7(x + 7y)7(x + y)can't be factored7(x + 48y)11. Factor 6p 366(p 6)2(3p 36)3(2p 6)can't be factored12. Which expression contains exactly 3 terms?A. 5 + 6xyB. 8 + 2y - 5xC. 9 + 4tD. 24xy13. What is the coefficient of x?8 + 5x - yA. 8B. 0C. 5D. -514. Identify the "like terms" in the expression: 2x + 4y - 3x + y - xA. 2x and 4y and -3xB. 2x and -3x and x; 4y and yC. they are all like termsD. there are no like terms15. Factor 5x 25 A database has one physical schema and one conceptual (logical) schema but many external schemas (views). a) True b) False The fact that whales have a pelvis is which type of evolutionary evidence? Help me please I am timed The concept of the Trinity is the holy union ofA. God and the Catholic ChurchB. the Father, Son, and Holy SpiritC. the Father, Mother, and SonD. Jesus, Paul, and the Catholic pope The point-slope form of the equation of a line that passes through points (8, 4) and (0, 2) is y - 4 = (x 8). Whatis the slope-intercept form of the equation for this line?O y = 1 x - 12O y = -x-4O y=+*+2O y=x+6 A house costs $18,000, which is 9/10 the cost of a car. A motorcycle costs 1/5 the cost of the car, or 4/5 the cost of 100 cards. How much is the cost of 30 cards?PLZ PLZ PLZ PLZ PLZ HELP!!!!!!!!!!!!! Write the next three terms: 7,10,13,16,