Questions by Sdduursma

Questions by Sdduursma

How many O (oxygen) atoms are present in the reactants of the equation below? 4P+5O₂=P₄O₁₀ 4 5 1 10

asked Dec 5, 2023

1 answer

1 vote

35.7k views

The value of AH rxn for the following reaction is -72 kJ. How many kJ of heat is released when 0.989 g of HBr (80.91 g/mol) is formed? H2 (g) + Br2 (g) -› 2 HBr (gram). A. -144B. -72 C. -0.44 D. -36

asked Aug 15, 2023

1 answer

0 votes

107k views

Solve for all values of x by factoring. x2 – 2x – 28 = -6x + 4 X = There are two answers

asked Jun 16, 2023

1 answer

4 votes

47.6k views

What is 13.50 rounded to the nearest tenth

asked Jan 9, 2023

2 answers

11 votes

151k views

A wire, 20m long, is heated from a temperature of 5°C to 55°C. If the change in length is 0.020m, calculate the linear expansivity of the wire.

asked Nov 22, 2022

1 answer

2 votes

70.9k views

Rational numbers are fractions or their opposites. is a rational number. Show this by writing it in the form , where a and b are integers. plz help

asked Oct 8, 2022

1 answer

11 votes

42.9k views

What is environment

asked Sep 18, 2022

1 answer

4 votes

83.9k views

What is dystopia? What is the purpose of dystopian fiction? In your own words

asked Jul 19, 2022

1 answer

0 votes

136k views

What are the values that make h > -8 true? (Multiple Choice) -16, -9, -8.001, -7.99, -5, -13, -8.1, -8, -7.9, -3, -11, -8.01, -7.999, -7, 0

asked Jun 25, 2022

1 answer

15 votes

5.7k views

Consider the diagram and angle measurements shown below. m1 = (x + 14) m3 = (3y + 7)º m4 = (5y - 73) m5 = (3x - 54) What is m2?

asked May 21, 2022

1 answer

0 votes

967 views

John painted 10 walls in 2 hours. Write an equation comparing walls painted to hours. Explain why John can use this equation to find the number of walls he could paint in one hour. Then solve.

asked Apr 5, 2022

1 answer

1 vote

95.0k views

2) Julie wants to make a deposit at her local bank. She has a paycheck for $814.70 and a personal check from a friend for $33.25. She also has cash in the following denominations: 10 $20 bills, 8 $5 bills,

asked Mar 22, 2022

1 answer

0 votes

30.9k views

If the government of Balancia runs a deficit of $50 million per year in Year 1 and in Year 2 due to its recession, but then has a $100 million surplus in Year 3 due to strong economic recovery, Balancia

asked Feb 19, 2022

1 answer

2 votes

223k views

You are scuba diving at -8 feet. You dive 2 feet deeper. What is your position in the water?

asked Feb 1, 2022

2 answers

11 votes

106k views

Can the court reverse earlier supreme decisions when society's prevailing views change?

asked Dec 25, 2021

1 answer

5 votes

43.0k views

A quadrilateral has vertices A(4, 5), B(7, 7), C(6, 8), and D(4, 7). The image of the quadrilateral has vertices A"(–6, 0), B"(–9, –2), C"(–8, –3), and D"(–6, –2). Which transformations may have taken

asked Dec 24, 2021

1 answer

5 votes

133k views

Approximate square root of 66 to the nearest integer

asked Dec 20, 2021

1 answer

0 votes

234k views

Evaluate the expression: (5/7)³ = ?

asked Dec 17, 2021

2 answers

1 vote

154k views

The raven apparently symbolizes

asked Sep 21, 2021

1 answer

5 votes

162k views

Skin cells form new cells in Mitosis only O Meiosis only Both Neither

asked Aug 22, 2021

1 answer

2 votes

105k views

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