How many sig figs do i use when making conversions
Aug 31, 2008 · Homework Statement I have to do a bunch of problems such as converting meter to km and cups to mililiters etc. How do i calculate sig figures for these problems for example i did 12 miles …
Sig figs/certainty in percent error calculation - Physics Forums
Dec 9, 2019 · Hello, all. Quick question about how to apply sig figs in percent error problems. Eg. If the actual/target value is 1.95 g and we measure 1.87 g, then...
What are Significant Figures? A 5 Minute Introduction
Jun 4, 2019 · Significant figures (commonly called "sig figs") are the number of figures (digits) included when rounding-off a number. The rules about how to round-off are not entirely agreed upon.
Logarithmic significant figures - Physics Forums
Dec 29, 2014 · In most areas of science, being able to solve and report problems to the correct number of significant figures is necessary; but I'm having trouble finding a complete set of rules for significant …
Sig Figs: Converting Celsius to Kelvin & Graphing Moles vs Time
Oct 25, 2010 · I want to convert celsius to Kelvin using 273.15. I have a temperature 22.5 C. Then I want to find 1/T. 273.15+22.5 = 295.7 since 22.5 has the least...
Vernier Caliper & Micrometer: Mr.Randall's Sig Fig Advice
Nov 11, 2025 · I asked Mr. Randall about sig figs for this lab, especially on instruments like the vernier caliper and micrometer. This was his answer: "For lengths smaller than 1 cm, you should get at least …
Sig Fig & Acids - pH Change & NaOH Effects • Physics Forums
May 18, 2005 · The discussion centers on significant figures (sig figs) in pH calculations and the effects of adding NaOH to an acetic acid solution. When calculating pH from a 0.1 M acid, the answer …
SigFigs in Volume and Uncertainty? - Physics Forums
Apr 24, 2016 · Homework Statement A car engine moves a piston with a circular cross section of 7.500 ± 0.005cm diameter a distance of 3.250 ± 0.001cm to compress the gas in the cylinder. (a) By what …
Simple projectile motion, yet stuck. - Physics Forums
Oct 30, 2012 · A student threw a ball horizontally from a height of 8.0m and it was caught 10.0m away, prompting a calculation for the initial velocity. The relevant equations for projectile motion were …
Thermodynamics (final temperature, ice mixed with steam)
Feb 11, 2013 · Homework Statement If 10-kg of ice at 0 degrees Celsius is added to 2-kg of steam at 100 degrees Celsius, the temperature of the resulting mixture is? Use Joules. ANSWER: 40 …