Recent activity by Liu Dongyu

Recent activity by Liu Dongyu

What is wrong with the chemical formulas of the products predicted by the student? FeBr3+NaOH--->FeOH+NaBr3

answered Dec 23, 2023

1 answer 137k views

3×20+[45−(3+2)] pls quickly

asked Nov 5, 2023

2 answers 79.5k views

HELPPPP PLEASEE DUEE SOONNN

asked Sep 15, 2023

1 answer 73.7k views

For scores that are normally distributed with a mean score of 120 and a standard deviation of 20. 1) What % of the data is between 80 and 160? 2) What % of the data is below 100? 3) 68% of the scores are

answered Jul 13, 2023

1 answer 144k views

Solve for t -1(t + 8) = -7.1

asked May 25, 2023

1 answer 67.5k views

Seraphina says that ΔKLM is a right triangle. Is she correct?

answered May 6, 2023

1 answer 142k views

What is the weight of a 0.20mg strand of hair?

answered May 2, 2023

2 answers 145k views

What structural feature reinforces and supports the outward thrusts of arches from the outside? multiple choice question. a. architrave b. buttresses c. frieze . vaults

answered Mar 13, 2023

1 answer 106k views

Should bicycle helmets be mandated? Why or why not?

asked Feb 24, 2023

2 answers 152k views

What do you already know about animals that change colors?

asked Jan 17, 2023

2 answers 164k views

FOR DANCE CLASS If you could be in charge of Dance Class for one day what would you do? What style of dance would you study? What specific activities would you do to study this style? Write a narrative

answered Dec 30, 2022

1 answer 232k views

Who is the father of tillage?

answered Dec 24, 2022

1 answer 40.2k views

If ^ ABC ≈ ^ DEC, what is the value of x?

asked Dec 18, 2022

1 answer 182k views

The fish in the pond dash fast dying is are was am

answered Nov 4, 2022

1 answer 125k views

What is 1 2/3 x 3 1/2 as a mixed number in simplest form ?

answered Nov 4, 2022

2 answers 44.9k views

When solving 4x-3=5 the property used in the first step is the____ property of equality

answered Oct 17, 2022

2 answers 77.0k views

4. In a deck of 52 playing cards, what is the probability of drawing a spade expressed as a decimal?

asked Oct 13, 2022

1 answer 110k views

A restaurant sells cheeseburgers for $5.00 and French fries for $3.00. An equation that represents the number of cheeseburgers and French fries that can be bought for $20.00 is 5x + 3y = 20. Rearrange

asked Sep 18, 2022

1 answer 133k views

FRENCH PLEASE HELP !!!!!!!!!!URGENT (45 POINTS) !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 1. Écrivez le mot de vocabulaire qui convient le mieux au contexte. N'oubliez pas l'article indéfini. Jean a _____ à Top

asked Aug 10, 2022

1 answer 213k views

(5x^2-3)+(2x^2-3x^3)

asked Jul 21, 2022

1 answer 165k views

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