Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Chemistry Expert

Round off each of the numbers and prepare the answers in standard scientific notation.

Round off each of the following numbers to the indicated number of significant digits and prepare the answers in standard scientific notation.

i) 0.00034159 to three digits

ii) 103.351 × 102 to four digits

iii) 17.9915 to five digits

iv) 3.365 × 105 to three digits

Chemistry, Academics

  • Category:- Chemistry
  • Reference No.:- M919182

Have any Question? 


Related Questions in Chemistry

A solution containing the complex formed between biiii and

A solution containing the complex formed between Bi(III) and thiourea has a molar absorptivity of 9.32x10^3 Lxcm^-1xmol^-1 at 470 nm. What is the absorbance of a 6.24 x10^-5 M solution of the complex in a 1.00-cm cell? W ...

In the reaction of meso-stilbene dibromide koh and

In the reaction of meso-stilbene dibromide, KOH and triethylene glycol and heat, if the KOH has a purity of 85% and the remainder is water; why did the mixture appear to boil?

Why is the freezing point of water set at 32ordmf why does

Why is the freezing point of water set at 32ºF? Why does the Fahrenheit scale start at 0º?

1 the general public often expects solutions to our

1. The general public often expects solutions to our environmental issues that have zero risk. Explain in less than 200 words whether this is possible, supporting your answer with a thoughtful discussion of what risk is ...

A 010 m fes04 aq solution is electrolyzed between a

A 0.10 M FeS04 (aq) solution is electrolyzed between a magnesium cathode and a platinum anode with a current density of 1.50 mA cm-2.The hydrogen over potential is 0.60 V. What will be the concentration of Fe2+ions when ...

Potassium and sodium chloride are similar in charge and

Potassium and sodium chloride are similar in charge and they both have the same anion. When comparing sodium chloride (36 g / 100 mL at 0 oC) and potassium chloride, which has a higher solubility at 0 oC?

1a rolaids tablet has 550 mg of calcium carbonate and 110

1. A Rolaids tablet has 550 mg of calcium carbonate and 110 mg of magnesium hydroxide. a) Write the two neutralization reactions with stomach acid (assume HCl, don't combine reactions) b) If the acid concentration is 4.0 ...

Consider a 065 m column with van deemter parameters a022 mm

Consider a 0.65 m column with van Deemter parameters A=0.22 mm, B=21.7 mm mL/min, and C=0.018 mm min/mL. If it takes at least 85 theoretical plates to fully separate two solutes, what range of flow rates can be used to s ...

Using the debye-hucket equation calculate the activity

Using the Debye-Hucket equation, calculate the activity coefficients for the acidic and basic forms of bromocresol green, HX- and X2-, for a solution with an ionic strength of u=0.1M.

A 15-gram sample of neon is placed in a sealed container

A 15-gram sample of neon is placed in a sealed container with a constant volume of 8.5 liters. If the temperature of the container is 27ºC, which of the following expressions gives the correct pressure of gas? The ideal ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro