Convert 135.5 μg to dg. Write your answer in the textbook below with the correct number of significant figures and units. Edit View Insert Format Tools Table

Q: How do I solve this question? The answer has to be in scientific notation and rounded to the…

A: The scientific notation is a way to express the numbers that are either very large or small in a…

Q: I know in order to find the volume you take the density divided by the mass. Although, I do not know…

A: Given: Mass of the foil = 0.557 g Length of the foil= 9.85 cm Width of the foil=10.10 cm

Q: Click to see additional instructions Write 20.05 x 101 mL in decimal form. mL OMark for Review…

A: If the exponent is negative then move the decimal point to the right .  If the exponent is positive…

Q: mL. What is t

A: To find the density of the substance whose mass of the substance is 50g  volume is 85.0ml

Q: For each of these problems, set up the calculation as described in your worksheet, using the proper…

A: As we know the conversion factor is  1 inch = 2.54 cm. Using this equation we can easily convert…

Q: A particular brand of gasoline has a density of 0.737 g/mL at 25 °C. How many grams of this gasoline…

A: Given,  Density of Gasoline = 0.737 g/mL  1 gal = 3.78L  Volume = 15.3 gal                =…

Q: e the concentration in mmol/L C

A:

Q: chemist has a block of copper metal (density is 8.96 g/ mL). The block weighs 2.30 g. What is the…

A: Chemist has a block of copper metal( density is 8.96 gm/mL). The block weighs 2.30 gm. We have to…

Q: Methane gas and oxygen gas react to form water vapor and carbon dioxide gas. What volume of carbon…

A:

Q: Convert 0.386 g to milligrams. Use only the metric system.

A:

Q: Ethyl alcohol has a density of 0.789 g/cm3. What is the mass in pounds of 452 cm3 of ethyl alcohol?…

A:

Q: Put answer in scientific notation  1.67x10^4/7.49x10^-4

A: The given calculation is: 1.67×1047.49×10-4

Q: Graph the data in Table 2.7, with the volume on the x-axis and the mass on the y-axis. Then…

A: Slope of the graph is given by the expression, Slope=y2-y1x2-x1

Q: Crude oil is sold in units of barrels, where 1 barrel = 160 liters. Assume that crude oil has a…

A: Given : Density = 823kg.m-3  Volume = 1 barrels

Q: 1.65 meters to cubic mililiters

A: As known unit conversion:

Q: When doing percent error do the estimated value and true value need the same amount of sig figs or…

A: The true value and the experimental values are calculated under different experimental conditions…

Q: A scientific theory is a tentative explanation for an observation.   Question 1 options:   True…

A: Significant numbers rule -  During addition or subtraction, the answer is rounded to least number of…

Q: How many centiliters are in 3.78 x 105 microliters?

A: Given :- 3.78 x 105 microliters  To calculate :- volume in centiliters.

Q: How many cubic millimeters equal one cubic meter? Enter the answer as an exact number. Show…

A: The unit to measure length can be expressed in meter, centimeter, and millimeter too.

Q: convert 7.569 kg/mL to units of of microgram/ L

A: 1 Kg = 109 microgram   and  1 mL = 10-3 L  7.569Kg/mL = 7.569 ×1012 microgram/ L

Q: 1. Calculate the volume of ball bearings 1 - 7 and record the result with excess significant figures…

A: Since you have asked multiple questions, we will answer the first one for you. To get the remaining…

Q: Part 3: Calculate density of a metal an unknown metal. 1. Using the pictures below, record the…

A:

Q: Hydrogen chloride gas and oxygen react to form water vapor and chlorine gas. What volume of water…

A: we have to calculate the volume of water produced in the reaction

Q: Express 4.5 μmol.mL-1 s1 is the units of M.min¹ (only type in your numerical value).

A: Unit conversion is required for the given concentration, and solution is the given below.

Q: a medical laboratory test run is using 4.6 microliters blood sample. what is the volume in mL?

A: The term SI base unit refers to the seven units of measurement which have been defined by the…

Q: The surface temperature on Venus can approach 743 K. What is this temperature in degrees Celsius?…

A:

Q: Select the proper scientific notation for the number 90210. Digits to the right of the underlined…

A: Answer: In the question it is mentioned that digits to the right of underlined digit are not…

Q: How many moles of water were lost if the amount of water lost was 0.378 grams?  Do not include units…

A: The moles of water that were lost if the amount of water lost was 0.378 grams are to be calculated.

Q: convert 0.386g to milligrams. use only metric system

A: Convert 0.386g to mg ?

Q: How to express a quantity in scientific notation using base units?

A: In order to write scientific notation, the value is expressed to the power of 10. For example:…

Q: Use the following data to calculate the molar mass of naturally occurring silicon: Isotope…

A: Average Atomic mass = M1X1+M2X2+M3X3/(X1+X2+X3) Where,  M1 ,M2 & M3 are atomic masses and X1 ,X2…

Q: I need help with doing scientific notation and converting

A: scientific notation is a method of expressing very small or very large numbers to standard form.it…

Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.