Shoichiro3735 Shoichiro3735

04-08-2020
Chemistry

contestada

Calculate the number of molecules present in 2.50 mol H2S?

A. 1.51 x 10^24 molecules

B. 2.50 x 10^23 molecules

C. 1.5 x 10^23 molecules

Respuesta :

mikayla1687 mikayla1687

04-08-2020

2.50 x 6.02 x 10^23 = 1.51 x 10^24 molecules (A)

Answer Link

Otras preguntas

A 500 kilogram roller coaster starts from rest at the top of an 80 meter hill.What was its speed at the bottom at the hill?

Calculate the heat needed to be removed to freeze 45g of water at 0C

Who spoke against British rule in colonial times? A. Isaac Newton B. John Henry C. John Townshend D. Cotton Mather

Which atom or ion is the largest? A. K B. K+ C. Ca D. Ca2+ E. Li

What is Jack's mother's name? A Lindsay B Amanda C Megan D Dorcas

Johnny wants to buy a drone and saved up $148.00.Target sells the drone for $180,but Johnny has a coupon for 15% off. Costco normally sells the drone for $260,b

Choose The Past Progressive form of the verb regret to complete the sentence Many Voyers __ their decisions ? A .Regretted B. Are Regretted C.Have Regretted

spanish 1 please help

Which of the following is the solution to |7x+12|=12

Write y= -3/4x - 6 in standard form using integers. 3x + 4y = -24 ??? 3x + 4y = -6 3x + 4y = 24 -3x + 4y = -24