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83 Answered Questions for the topic Chemistry Measurement Word Problem

Chemistry Measurement Word Problem Science Chemistry

13d

If you burn 33.7g of hydrogen and produce 301g of water, how much oxygen reacted?

In the combustion of hydrogen gas, hydrogen reacts with oxygen from the air to form water vapor.Hydrogen + Oxygen —> WaterIf you burn 33.7g of hydrogen and produce 301g of water, how much... more
Chemistry Measurement Word Problem Chemistry

10/23/18

balanced combustion reaction for C6H6 Equation: 2C6H6(l)+15O2(g)--> 12CO2+6H2O(l)_6542 KJ

If 5.300 g of C6H6 is burned and the heat produced from the burning is added to 5691 g of water at 21 °C, what is the final temperature of the water?
Chemistry Measurement Word Problem Chemistry

10/05/18

very tough chem question

What is the kinetic energy (in kJ mol-1) of a hypothetical gas with molecular weight 16.2 g mol-1 at a temperature of 48.7 °C? Do not try to identify the gas.
Chemistry Measurement Word Problem

09/14/18

can you help my solve this?

A vineyard has 145 acres of Chardonnay grapes. A particular soil supplement requires 5.50 g for every square meter of vineyard. How many kilograms of the soil supplement are required for the entire... more
Chemistry Measurement Word Problem

08/26/18

Chemistry Solution Math Problem - HELP!

A chemist needs 80 milliliters of a 50% solution but she only has 20% and 60% solutions available. Calculate how many milliliters of each should be mixed to get the desired result. How many... more
Chemistry Measurement Word Problem

08/11/18

what is the volume of a rock that has a mass of 6.4 grams and a density of 2g/ml?

 what is the answer to this problem. i need help to check my answers.
Chemistry Measurement Word Problem Chemistry Significant Digits

07/20/18

Question about how significant digits work in chemistry.

I'm doing my online chemistry summer class and significant digits are included, of course. But I'm confused about them because everything I believe is being contradicted. Here's what I... more
Chemistry Measurement Word Problem Chemistry Chemical Formula

06/14/18

the factors influencing purity, eg during recrystallisation, filtration and drying of an organic compound.

I need help with this question
Chemistry Measurement Word Problem Chemistry Chemistry Lab

04/03/18

Its a multiple choice I have C,D,F,G right now a classmate has C,D,E....help ? PLEASE RESPOND QUICKLY

A 35g piece of  copper is warmed 45 to 55 C and placed in beaker (A) containing 100ml of alchohol at 25C. A 3tg sample of liquid water is warmed from 45 to 55C and placed in a second beaker (b)... more
Chemistry Measurement Word Problem Chemistry Maths Solution

04/02/18

How do you calculate rate of expansion of gas with temperature with a gradient of the line being 0.2?

i am doing a graph plotting in volume and temperature it has asked: How do you calculate rate of expansion of gas with temperature with a gradient of the line being 0.2? 
Chemistry Measurement Word Problem Chemistry Chemistry Conversion

04/01/18

What mass of simple sugar glucose is produced by the reaction of 1.5g of water?

Green plants use light from the Sun to drive photosynthesis. Photosynthesis is a chemical reaction in which water H2O and carbon dioxide CO2 chemically react to form the simple sugar glucose... more
Chemistry Measurement Word Problem

01/31/18

If an object has a mass of 8.75 pounds and a volume of .358 liters, what is the density of the object?

Second part of my post lab questions. 
Chemistry Measurement Word Problem

01/31/18

A solid piece of gold has a mas of 1.15 kg and a volume of 3.8 deciliters. What is the density of the object?

 Part of my post labs questions and it driving me nuts trying to answer.
Chemistry Measurement Word Problem Chemistry Help Asap Please

01/26/18

NEED HELP ASAP due tommorow been trying to figure this out all week its for science fair compotition

hello I have a project due tommorow and I need help with figuring out how much sulfuric acid I need to put into 2.5oz of water to lower it only 1 pH level and I need to find out the same to higher... more
Chemistry Measurement Word Problem

01/21/18

density and specific gravity

The density of a 4.0 cubic centimeter sample of a metal is 11.3 grams/cubic centimeter. What is the specific gravity of an 8.0 cubic centimeter sample of the same metal?
Chemistry Measurement Word Problem

01/17/18

The radius of a gold atom is 144 pm. How many gold atoms would have to be laid side by side to span a distance of 3.72 mm?

how do i solve it 
Chemistry Measurement Word Problem

01/04/18

mass, volume, and density

In this word problem the mass of Aluminum is 34.7 so how much is the volume (cm^3) and density ( g/cm^3)?
Chemistry Measurement Word Problem Chemistry Chemistry Conversion

12/13/17

Mass of a Solute

The mass of solute per 100 mL of solution is abbreviated as (m/v). Mass is not technically the same thing as weight, but the abbreviation (w/v) is also common. How many grams of sucrose are needed... more
Chemistry Measurement Word Problem

11/07/17

The volume of sodium hydroxide solution used

The volume of sodium hydroxide solution used was 760.0 ml, and the concentration was 0.300 m . calculate the moles of sulfuric acid that were neutralized (assuming that the reaction goes to... more
Chemistry Measurement Word Problem Chemistry Titrations

10/28/17

I have found mols of HCl and I have found mols of the unknown Metal (M). What are my next steps?

I have found the mols of the HCl solution and I have found the mols of the unknown M. I divided by the mass to get 53.89g/mol. What I did next was find the mols of NaOH by using the formula... more
Chemistry Measurement Word Problem Chemistry College Chemistry

10/08/17

Mole Fraction

A solution of Sodium Chloride in water has a vapor pressure of 26.8 torr at 30C. What is the mole fraction of NaCl in this solution? (Vapor Pressure of pure water is 31.824 torr at 30C)
Chemistry Measurement Word Problem

10/02/17

A 20.0 mL sample of glycerol has a mass of 25.2 grams. What is the mass of a 57-mL sample of glycerol?

A 20.0 mL sample of glycerol has a mass of 25.2 grams. What is the mass of a 57-mL sample of glycerol?     EXPLAIN PLEASE
Chemistry Measurement Word Problem

08/30/17

A bottle of liquid medication contains 300mL and costs $10.00. If the usual dose is 20mL, how much does each dose cost?

The topic goes on to a part b) stating if the usual dose is two tablespoons (1 tablespoon= 15 mL) how much does each dose cost?
Chemistry Measurement Word Problem Chemistry Chemistry Conversion

06/27/17

The dosage of a medication is 5mg/kg. How many mg would be needed for a 10lb cat? If the medication concentration is 2mg/ml, how many ml would be given?

this question is for unit conversions in introductor chemistry 
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