Questions by Roman Nazarevych

Questions by Roman Nazarevych

The mass spectrum of (CH₃)₄Si has a base peak at m/z = 73. Calculate the relative abundances of the isotopic peaks at m/z = 74 and 75.

asked Nov 8, 2024

1 answer

3 votes

169k views

The stopping distance for a commercial vehicle when it is traveling at 55 mph is

asked Oct 22, 2024

1 answer

4 votes

151k views

Benefits of ansi-sparc architecture for database designers and database developers

asked Sep 14, 2024

1 answer

1 vote

137k views

A student requires 2.00L of 0.100M NH₄NO₃ from a 1.75 M solution. What volume of the 1.75 M solution should the student use? a) 2.29 L b) 2.86 L c) 1.14 L d) 1.60 L

asked Sep 14, 2024

1 answer

5 votes

47.8k views

What tool is used to de-burr copper tubing in HVAC installations? a. Flaring tool b. Tubing cutter c. Reamer d. Compression tool

asked Aug 6, 2024

1 answer

0 votes

34.7k views

What happens to lev before Connor can get him to the safety of the woods?

asked Jun 9, 2024

1 answer

3 votes

109k views

The client is taking phenytoin for seizure control, and a blood sample for a serum drug level is drawn. Which laboratory finding indicates a therapeutic serum drug result? a. 8 mcg/mL b. 12 mcg/mL c. 20

asked Feb 5, 2024

1 answer

4 votes

199k views

How big is your heart?

asked Oct 10, 2023

2 answers

1 vote

43.1k views

What is a flash point? a moment when something bursts into action spontaneously fire point flammable

asked Apr 16, 2023

1 answer

24 votes

131k views

When you drop a tissue, it falls very slowly to the ground. What makes it fall slowly? A. Gravity B. Magnetic force C. Air resistance D. Electric force

asked Apr 12, 2023

2 answers

16 votes

200k views

What role did vassals play in the feudal society

asked Aug 3, 2022

1 answer

5 votes

70.0k views

1. Harmony is to be valued, and an avoidance of wanton opposition to be honored. All men are influenced by class-feelings, and there are few who are intelligent. Hence there are some who disobey their

asked Jul 22, 2022

2 answers

3 votes

142k views

A. 4% B. 2.8% C. 3.6% D. 2.7%

asked Apr 1, 2022

2 answers

24 votes

160k views

When something is plumb, it is A. horizontally level B. bobbed C. exactly vertical D. at a 30-degree angle

asked Mar 13, 2022

2 answers

3 votes

213k views

LCM of 10, 12 and 15

asked Feb 5, 2022

1 answer

24 votes

90.6k views

Can you give me a topic about speech please,just simple topic. Like 1minute speech

asked Jan 17, 2022

1 answer

2 votes

21.8k views

Three cylinders have a height of 8 cm. Cylinder 1 has a radius of 1 cm. Cylinder 2 has a radius of 2 cm. Cylinder 3 has a radius of 3 cm. Find the volume of the first cylinder. Use pi to represent the

asked Oct 25, 2021

2 answers

0 votes

181k views

Why does having a genetically diverse population make a species more likely to survive a change to the enviroment?

asked Oct 23, 2021

1 answer

2 votes

163k views

Read this excerpt from Immigrant Kids, by Russell Freedman. The purpose of this excerpt is to help readers understand immigrants O unsafe living conditions. uncomfortable travel conditions. Immigrants

asked Oct 5, 2021

2 answers

5 votes

225k views

In what way did mountain men and trappers prepare the west for settlement

asked Oct 3, 2021

1 answer

3 votes

131k views

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