Answers by Helin Wang
Register

Answers by Helin Wang

Answers by Helin Wang
Filter
Calculate the molar mass of each of the following: a) 2 mol of CH₃OH b) 3 mol of O₂ c) 1 mol of C₆H₁₂O₆ d) 0.5 mol of Ca(NO₃)₂
answered Dec 5, 2024
1 vote
213k views
1 mole of ammonia gas contains _________ ammonia (NH?) molecules.
answered Nov 24, 2024
2 votes
148k views
Write the equilibrium constant expression for the reaction if the equilibrium constant is 78
answered Oct 20, 2024
7 votes
81.9k views
Horacio Quiroga es considerado modernista?
answered Sep 19, 2024
4 votes
53.2k views
Use the following pair of half-reactions to design a galvanic cell. Then write in the proper coefficient for each of the species involved in the overall reaction. Water molecules and protons are not shown
answered Aug 30, 2024
3 votes
40.6k views
The organelle that processes proteins a.) nucleus b.) ribosomes c.) endoplasmic reticulum d.) golgi apparatus e.) lysosomes f.) vacuoles g.) mitochondria h.) chloroplasts i.) cytoskeleton
answered Jun 10, 2024
1 vote
55.5k views
What is output? def calc(num1, num2): print(1 + num1 + num2, enda) calc(4,5) calc(1, 2) a. 93 b. 104 O c. 145 112 O d.4,5, 1, 2
answered Mar 30, 2024
2 votes
48.3k views
LaTeX: h\left(x\right)=x^3-3x^2+2xh ( x ) = x 3 − 3 x 2 + 2 x LaTeX: g\left(x\right)=2x+3g ( x ) = 2 x + 3 Find LaTeX: \left(h+g\right)( h + g )(-8)
answered Mar 19, 2024
6 votes
11.8k views
What did freedom mean to mandela at the different stages of his life
answered Nov 26, 2023
6 votes
234k views
Choose the inequality represented in the graph. A. y ≥ -4/5x - 3 B. y > -5/4x - 4 C. y > -4/5x - 3 D. y < -5/4x - 3
answered Oct 29, 2023
6 votes
99.3k views
Which of the following are the products of the chemical equation 2H₂ + O₂ --> 2H₂O H₂O H₂ C8H18 0₂
answered Oct 2, 2023
6 votes
70.4k views
What percent tip was given if a customer left $5 on a bI'll that had a subtotal of $31.25m?
answered Aug 13, 2023
6 votes
130k views
What is the purpose of the standard for judging art? To discourage artists from trying new things To tell the difference between visual and performing arts To make sure that all critics are looking at
answered Dec 23, 2022
4 votes
151k views
Hey I’m scared I might have lice so can you look at my hair and just like give your opinion I’m so scared ( but I just got a haircut by still ).
answered Oct 23, 2022
3 votes
57.9k views
Which values of a, b, and c represent the answer in simplest form? 9/11 ÷ 5/11 = a b/c A) a=1,6-99, C= 55 B) a=1,b=55, C = 99 C) a=1,b=4,C=5 D) a=1,b=5,C=4
answered Aug 5, 2022
8 votes
131k views
Dr. Montgomery recently graduated from medical school and his wife bought him an engraved stethoscope. The stethoscope cost $160.00. The sales tax in his city is 8%. What is the total cost of the stethoscope
answered Jul 23, 2022
5 votes
217k views
The shortest player on the basketball team is 62 inches tall. The tallest player is 25% taller than that. How tall is the tallest player?
answered Jun 30, 2022
5 votes
102k views
Visual and literary artists have often sought and found inspiration from songs t or f
answered Apr 23, 2022
3 votes
178k views
I need this done by tomorrow 2.
answered Mar 7, 2022
5 votes
31.4k views
Which sentence would be an affective thesis statement for a historical essay on the American industrial revolution?
answered Feb 13, 2022
6 votes
73.9k views
Page:
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers